fullseye

imgevolve — operator research provenance

Seminal references for the 942 operators (families collapse many variants). The point: a designed pipeline is traceable to the literature, and the RAD image corpus is the mining source for new operators.

op category seminal reference
identity misc -
gaussian smoothing -
mean_box smoothing -
mean_box_wh smoothing -
bilateral smoothing Tomasi & Manduchi (1998). Bilateral filtering for gray and color images. ICCV.
kuwahara smoothing -
unsharp smoothing -
median rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
min_filter rank -
max_filter rank -
percentile rank -
gerode morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
gdilate morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
gopen morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
gclose morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
runlength_smear morphology -
tophat morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
bothat morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
morph_grad morphology -
sobel_mag edges Sobel & Feldman (1968). A 3x3 isotropic gradient operator for image processing.
prewitt_mag edges Prewitt, J. (1970). Object enhancement and extraction. Picture Processing and Psychopictorics.
roberts_mag edges -
dog edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
edge_transition_width edges -
gamma gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
quantize_uniform gray -
quantize_lloyd_max gray -
quantization_error gray -
dither_ordered gray -
dither_floyd_steinberg gray -
companding_mu_law gray -
banding_map gray -
effective_bit_depth features -
invert gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
scale_clip gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
equalize gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
sigmoid gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
lowpass frequency Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
highpass frequency Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
std_filter texture -
local_bimodality texture -
local_std texture -
scale_select_std texture -
xdog edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
bootstrap_std_error texture -
persistence_map morphology -
structure_tensor_orientation texture -
structure_tensor_coherence texture -
local_thickness morphology -
threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
otsu segmentation Otsu, N. (1979). A threshold selection method from gray-level histograms. IEEE TSMC.
reg_erode region Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
reg_dilate region Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
reg_open region Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
reg_close region Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
fill_holes region -
select_largest region Rosenfeld & Pfaltz (1966). Connected components labeling. JACM.
remove_small region Rosenfeld & Pfaltz (1966). Connected components labeling. JACM.
invert_region region Gonzalez & Woods, Digital Image Processing — intensity transformations.
blob_count features Rosenfeld & Pfaltz (1966). Connected components labeling. JACM.
area_frac features Rosenfeld & Pfaltz (1966). Connected components labeling. JACM.
grad_dir edges -
log edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
canny segmentation Canny, J. (1986). A computational approach to edge detection. IEEE TPAMI.
dist_transform region Rosenfeld & Pfaltz (1966). Sequential operations in digital picture processing. JACM.
dist_transform_abs region Rosenfeld & Pfaltz (1966). Sequential operations in digital picture processing. JACM.
region_boundary region -
convex_fill region -
select_contours contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
smooth_contours contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
fit_line_contours contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
contours_to_region contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
count_contours features Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
total_length features Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
ncc_locate matching Lewis, J.P. (1995). Fast normalized cross-correlation. Vision Interface.
rotate_img geometry Wolberg, G. (1990). Digital Image Warping. IEEE CS Press.
deskew geometry -
rescale_img geometry Wolberg, G. (1990). Digital Image Warping. IEEE CS Press.
affine_warp geometry Wolberg, G. (1990). Digital Image Warping. IEEE CS Press.
gabor texture Daugman, J. (1985). Uncertainty relation for resolution… 2D visual cortical filters. JOSA A.
clahe gray Zuiderveld, K. (1994). Contrast Limited Adaptive Histogram Equalization. Graphics Gems IV.
corner_response edges Harris & Stephens (1988). A combined corner and edge detector. Alvey Vision Conf.
adaptive_gauss_thresh segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
shape_locate matching Steger, C. (2002). Occlusion-, clutter-, and illumination-invariant object recognition (shape-based matching).
classify_shape classification Danielsson, P.-E. (1978). A new shape factor (circularity). Computer Graphics and Image Processing.
decode_barcode barcode Wang & Srihari (1988). Object recognition in structured / barcode reading. (1D symbology).
vol_gaussian 3d -
vol_median 3d Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
vol_erode 3d -
vol_dilate 3d -
vol_threshold 3d Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
vol_reg_dilate 3d Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
vol_reg_erode 3d Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
vol_dilation_ball 3d -
vol_erosion_ball 3d -
vol_opening_ball 3d -
vol_mip 3d -
vol_slice 3d -
vol_count features -
sk_scharr edges -
sk_farid edges -
sk_frangi texture Frangi et al. (1998). Multiscale vessel enhancement filtering. MICCAI.
sk_meijering texture Meijering et al. (2004). Design and validation of a tool for neurite tracing. Cytometry A.
sk_hessian texture -
sk_dog edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
sk_gabor texture Daugman, J. (1985). Uncertainty relation for resolution… 2D visual cortical filters. JOSA A.
sk_butterworth frequency Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
sk_tv smoothing Rudin, Osher & Fatemi (1992). Nonlinear total variation based noise removal (ROF). Physica D.
sk_wavelet smoothing Donoho & Johnstone (1994). Ideal spatial adaptation by wavelet shrinkage. Biometrika.
sk_adapthist gray Zuiderveld, K. (1994). Contrast Limited Adaptive Histogram Equalization. Graphics Gems IV.
sk_median_disk rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
sk_otsu segmentation Otsu, N. (1979). A threshold selection method from gray-level histograms. IEEE TSMC.
sk_li segmentation Li & Lee (1993). Minimum cross entropy thresholding. Pattern Recognition.
sk_yen segmentation Yen, Chang & Chang (1995). A new criterion for automatic multilevel thresholding. IEEE TIP.
sk_sauvola segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
sk_niblack segmentation Niblack, W. (1986). An Introduction to Digital Image Processing.
sk_canny segmentation Canny, J. (1986). A computational approach to edge detection. IEEE TPAMI.
sk_skeleton region Zhang & Suen (1984). A fast parallel algorithm for thinning digital patterns. CACM.
sk_medial region Blum, H. (1967). A transformation for extracting new descriptors of shape.
sk_convex region Blum, H. (1967). A transformation for extracting new descriptors of shape.
sk_thin region Zhang & Suen (1984). A fast parallel algorithm for thinning digital patterns. CACM.
sk_remove_holes region -
sk_euler features Rosenfeld & Pfaltz (1966). Connected components labeling. JACM.
sk_find_contours contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
sk_lbp texture Ojala, Pietikainen & Maenpaa (2002). Multiresolution gray-scale… local binary patterns. IEEE TPAMI.
sk_entropy texture -
sk_enhance_contrast gray -
sk_autolevel gray -
sk_shape_index texture -
sk_hessian_det edges -
sk_corner_harris edges -
sk_adjust_log gray Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
sk_rolling_ball smoothing Sternberg (1983). Biomedical image processing (rolling ball background). IEEE Computer.
sk_nlm smoothing Buades, Coll & Morel (2005). A non-local algorithm for image denoising. CVPR.
sk_tv_bregman smoothing Rudin, Osher & Fatemi (1992). Nonlinear total variation based noise removal (ROF). Physica D.
sk_swirl geometry -
sk_area_opening morphology -
sk_felzenszwalb segmentation Felzenszwalb & Huttenlocher (2004). Efficient graph-based image segmentation. IJCV.
sk_slic segmentation Achanta et al. (2012). SLIC superpixels compared to state-of-the-art. IEEE TPAMI.
sk_chan_vese segmentation Chan & Vese (2001). Active contours without edges. IEEE TIP.
sk_local_maxima segmentation -
sk_hysteresis segmentation -
sk_clear_border region -
sk_find_boundaries region -
sk_entropy_feat features -
sk_blur_effect features -
cv_bilateral smoothing Tomasi & Manduchi (1998). Bilateral filtering for gray and color images. ICCV.
cv_median rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
cv_box smoothing -
cv_gaussian smoothing -
cv_scharr edges -
cv_laplacian edges -
cv_clahe gray Zuiderveld, K. (1994). Contrast Limited Adaptive Histogram Equalization. Graphics Gems IV.
cv_open morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
cv_close morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
cv_tophat morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
cv_gradient morphology -
cv_otsu segmentation Otsu, N. (1979). A threshold selection method from gray-level histograms. IEEE TSMC.
cv_adaptive_mean segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
cv_adaptive_gauss segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
cv_canny segmentation Canny, J. (1986). A computational approach to edge detection. IEEE TPAMI.
cv_corner_harris edges -
cv_min_eigen edges -
cv_precorner edges -
cv_nlmeans smoothing Buades, Coll & Morel (2005). A non-local algorithm for image denoising. CVPR.
cv_blackhat morphology -
cv_erode morphology -
cv_dilate morphology -
cv_sharpen smoothing -
cv_trunc gray -
cv_dist region -
cv_cc_count features -
cv_hough_lines features Duda & Hart (1972). Use of the Hough transformation to detect lines and curves. CACM.
cv_hough_circles features Duda & Hart (1972). Use of the Hough transformation to detect lines and curves. CACM.
cv_good_features features -
dl_aniso_diffusion smoothing Perona & Malik (1990). Scale-space and edge detection using anisotropic diffusion. IEEE TPAMI.
dl_guided_filter smoothing He, Sun & Tang (2010). Guided image filtering. ECCV.
abs_image arithmetic -
sqrt_image arithmetic -
exp_image arithmetic -
log_image arithmetic Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
sin_image arithmetic -
cos_image arithmetic -
asin_image arithmetic -
acos_image arithmetic -
atan_image arithmetic -
gamma_image gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
pow_image gray -
invert_image gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
scale_image gray -
equ_histo_image gray -
illuminate gray -
scale_image_max gray -
gauss_filter smoothing -
gauss_image smoothing -
mean_image smoothing -
binomial_filter smoothing -
smooth_image smoothing -
derivate_gauss edges -
laplace_of_gauss edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
diff_of_gauss edges -
mean_curvature_flow smoothing -
median_image rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
median_rect rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
median_separate rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
gray_erosion_rect rank -
gray_dilation_rect rank -
gray_range_rect rank -
rank_image rank -
rank_rect rank -
sigma_image smoothing -
trimmed_mean rank -
gray_erosion morphology -
gray_dilation morphology -
gray_opening morphology -
gray_closing morphology -
gray_opening_shape morphology -
gray_closing_shape morphology -
gray_tophat morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
gray_bothat morphology Serra, J. (1982). Image Analysis and Mathematical Morphology. (Matheron 1975).
sobel_amp edges Sobel & Feldman (1968). A 3x3 isotropic gradient operator for image processing.
sobel_dir edges Sobel & Feldman (1968). A 3x3 isotropic gradient operator for image processing.
prewitt_amp edges Prewitt, J. (1970). Object enhancement and extraction. Picture Processing and Psychopictorics.
prewitt_dir edges Prewitt, J. (1970). Object enhancement and extraction. Picture Processing and Psychopictorics.
roberts edges -
kirsch_amp edges -
kirsch_dir edges -
frei_amp edges -
robinson_amp edges -
laplace edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
fft_image frequency -
power_real frequency -
power_byte frequency -
phase_rad frequency -
highpass_image frequency Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
bandpass_image frequency -
anisotropic_diffusion smoothing -
isotropic_diffusion smoothing -
coherence_enhancing_diff smoothing -
bilateral_filter smoothing Tomasi & Manduchi (1998). Bilateral filtering for gray and color images. ICCV.
guided_filter smoothing He, Sun & Tang (2010). Guided image filtering. ECCV.
deviation_image texture -
texture_laws texture -
entropy_image texture -
gen_gabor texture Daugman, J. (1985). Uncertainty relation for resolution… 2D visual cortical filters. JOSA A.
mirror_image geometry -
transpose_region geometry -
rotate_image geometry -
zoom_image_factor geometry -
zoom_image_size geometry -
affine_trans_image geometry -
polar_trans_image geometry -
h_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
binary_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
auto_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
dyn_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
var_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
local_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
hysteresis_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
edges_image segmentation -
watersheds segmentation -
watersheds_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
regiongrowing segmentation -
local_max segmentation -
erosion_circle region -
dilation_circle region -
opening_circle region -
closing_circle region -
erosion_rectangle1 region -
dilation_rectangle1 region -
opening_rectangle1 region -
closing_rectangle1 region -
fill_up region -
boundary region -
skeleton region -
thinning region Zhang & Suen (1984). A fast parallel algorithm for thinning digital patterns. CACM.
shape_trans region -
select_shape_std region -
select_shape region -
distance_transform region -
area_center features -
count_obj features -
circularity features -
compactness features -
convexity features -
rectangularity features -
eccentricity features -
orientation_region features -
roundness features -
diameter_region features -
euler_number features -
min_max_gray features -
intensity features -
gray_histo_abs features -
entropy_gray features -
edges_sub_pix contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
lines_gauss contour -
select_contours_xld contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
smooth_contours_xld contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
gen_region_contour_xld contour -
length_xld features -
contlength features -
area_holes features -
height_width_ratio features -
moments_region_2nd features -
moments_region_2nd_invar features -
cooc_feature_matrix texture -
equ_histo_image_rect gray -
simulate_motion smoothing -
projective_trans_image geometry -
projective_trans_image_size geometry -
projective_trans_region geometry -
polar_trans_image_inv geometry -
fft_image_inv frequency -
add_noise_white noise -
area_center_xld features -
circularity_xld features -
compactness_xld features -
convexity_xld features -
close_contours_xld contour Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
affine_trans_contour_xld contour -
projective_trans_contour_xld contour -
polar_trans_contour_xld contour -
moments_region_3rd features -
moments_region_central features -
moments_region_central_invar features -
moments_region_2nd_rel_invar features -
moments_region_3rd_invar features -
dual_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
segment_image_mser segmentation -
regiongrowing_mean segmentation -
estimate_noise features -
points_foerstner edges -
points_harris_binomial edges -
eccentricity_xld features -
orientation_xld features -
elliptic_axis_xld features -
diameter_xld features -
rectangularity_xld features -
moments_xld features -
shape_trans_xld contour -
zero_crossing segmentation -
local_min segmentation -
pruning region -
hough_line_trans features Duda & Hart (1972). Use of the Hough transformation to detect lines and curves. CACM.
hough_circle_trans features Duda & Hart (1972). Use of the Hough transformation to detect lines and curves. CACM.
threshold_sub_pix contour Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
zero_crossing_sub_pix contour -
closest_point_transform region -
junctions_skeleton region -
get_region_thickness features -
tan_image arithmetic -
bit_not gray -
monotony gray -
eliminate_min_max rank -
median_weighted rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
mean_sp rank -
eliminate_sp rank -
simulate_defocus smoothing -
dots_image edges -
frei_dir edges -
robinson_dir edges -
fft_generic frequency -
power_ln frequency -
rft_generic frequency -
phase_deg frequency -
affine_trans_image_size geometry -
polar_trans_image_ext geometry -
lines_facet contour -
add_noise_distribution noise -
bin_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
erosion_golay region -
dilation_golay region -
opening_golay region -
closing_golay region -
erosion_seq region -
dilation_seq region -
morph_skeleton region -
thinning_golay region Zhang & Suen (1984). A fast parallel algorithm for thinning digital patterns. CACM.
thinning_seq region Zhang & Suen (1984). A fast parallel algorithm for thinning digital patterns. CACM.
gray_erosion_shape morphology -
gray_dilation_shape morphology -
gray_opening_rect morphology -
gray_closing_rect morphology -
dual_rank rank -
fast_threshold segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
nonmax_suppression_amp segmentation -
pouring segmentation -
affine_trans_region geometry -
mirror_region geometry -
zoom_region geometry -
fill_up_shape region -
remove_noise_region region -
smallest_rectangle1 region -
get_region_contour region -
get_region_convex region -
gen_region_polygon_xld contour -
connect_and_holes features -
elliptic_axis features -
polar_trans_region_inv geometry -
affine_trans_polygon_xld contour -
gen_contour_region_xld contour -
select_shape_xld contour -
contour_point_num_xld contour -
cfa_to_rgb color -
trans_from_rgb color -
trans_to_rgb color -
linear_trans_color color -
principal_comp color -
rgb1_to_gray color -
rgb3_to_gray color -
access_channel color -
edges_color edges -
edges_color_sub_pix contour -
lines_color contour -
count_channels features -
xsk_inpaint restoration -
xsk_richardson_lucy restoration -
xsk_unwrap_phase restoration -
xsk_struct_coherence texture -
xsk_hessian_eig edges -
xsk_random_walker segmentation -
xsk_flood segmentation -
xsk_blob_log features Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
xsk_blob_dog features Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
xsk_blob_doh features -
xsk_orb_count features -
xsk_meijering texture Meijering et al. (2004). Design and validation of a tool for neurite tracing. Cytometry A.
xsk_sato texture -
xcv_stylization artistic -
xcv_pencil_sketch artistic -
xcv_edge_preserving smoothing -
xcv_detail_enhance gray -
xcv_inpaint restoration -
xcv_grabcut segmentation -
xcv_watershed_markers segmentation -
xcv_orb_count features -
xpil_emboss artistic -
xpil_contour edges -
xpil_find_edges edges -
xpil_edge_enhance gray -
xpil_smooth_more smoothing -
xpil_detail gray -
xpil_mode_filter rank -
xpil_unsharp_mask smoothing -
xpil_posterize gray -
xpil_solarize gray -
xpil_autocontrast gray -
xpil_offset geometry -
xpil_contrast gray -
xsp_wiener smoothing -
xsp_savgol smoothing -
xsp_hilbert_env texture -
xsp_dct frequency -
xsp_dct_lowpass frequency Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
xsp_dct_denoise smoothing -
xsp_cspline_smooth smoothing -
xsp_detrend_flatten gray -
xsp_morph_laplace edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
xsp_chamfer_dist region -
xsp_gauss_grad_mag edges -
xsk2_multiotsu segmentation Otsu, N. (1979). A threshold selection method from gray-level histograms. IEEE TSMC.
xsk2_rank_geomean rank -
xsk2_reconstruction morphology -
xsk2_h_maxima segmentation -
xsk2_diameter_opening morphology -
xsk2_isotropic_close region -
xsk2_hog texture -
xsk2_corner_kr edges -
xsk2_radon frequency -
xsk2_inv_gauss_grad edges -
xsk2_wiener restoration -
xcv2_warp_logpolar geometry Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
xcv2_meanshift segmentation -
xcv2_hitmiss region -
xcv2_lap_var features -
xcv2_fast_count features -
xmh_zernike texture/shape-feature -
xmh_pftas texture-feature -
xmh_bernsen segmentation -
xmh_majority region-morphology -
xmh_haar transform -
xmh_daubechies transform -
xmh_soft intensity-transform -
xmh_bwperim region-transform -
xmh_regmin morphology/markers -
xmh_selfmatch self-similarity -
xwt_subband_tile frequency -
xwt_visushrink smoothing -
xwt_firm_denoise smoothing -
xwt_detail_energy features -
xwt_hf_reconstruct edges -
xwt_lf_reconstruct smoothing -
xwt_directional_detail edges -
xwt_packet_entropy features -
xwt_mra_component frequency -
xsitk_curvature_flow extra -
xsitk_minmax_curv_flow extra -
xsitk_curv_aniso_diff extra -
xsitk_laplacian_sharpen extra -
xsitk_grayscale_fillhole extra -
xsitk_grayscale_grindpeak extra -
xsitk_opening_by_recon extra -
xsitk_closing_by_recon extra -
xsitk_signed_maurer_dist extra -
xsitk_connected_threshold extra Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
xsitk_confidence_connected extra -
xsitk_maxentropy_thresh extra -
xsitk_moments_thresh extra -
xsitk_huang_thresh extra -
xsk3_rank_otsu segmentation Otsu, N. (1979). A threshold selection method from gray-level histograms. IEEE TSMC.
xsk3_rank_majority region -
xsk3_rank_subtract_mean gray -
xsk3_rank_equalize gray Gonzalez & Woods, Digital Image Processing — intensity transformations.
xsk3_rank_mean_bilateral smoothing Tomasi & Manduchi (1998). Bilateral filtering for gray and color images. ICCV.
xsk3_h_minima segmentation -
xsk3_area_closing morphology -
xsk3_diameter_closing morphology -
xsk3_corner_moravec edges -
xsk3_corner_fast edges -
xsk3_integral_image gray -
xsk3_threshold_local_median segmentation Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
xsk3_is_low_contrast features -
xsk3_estimate_sigma features -
xsk3_peak_local_max segmentation -
xcv3_denoise_tvl1 smoothing -
xcv3_inpaint_ns restoration -
xcv3_pyr_laplacian smoothing -
xcv3_gray_hu1 features -
xcv3_sift_count features -
xcv3_brisk_count features -
xcv3_agast_count features -
xcv3_lsd_count features -
xkor_gaussian smoothing -
xkor_bilateral smoothing Tomasi & Manduchi (1998). Bilateral filtering for gray and color images. ICCV.
xkor_median rank Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
xkor_unsharp smoothing -
xkor_motion_blur smoothing -
xkor_canny segmentation Canny, J. (1986). A computational approach to edge detection. IEEE TPAMI.
xkor_clahe gray Zuiderveld, K. (1994). Contrast Limited Adaptive Histogram Equalization. Graphics Gems IV.
xkor_laplacian edges -
xkor_harris edges -
xkor_gftt edges -
xkor_hessian edges -
xkor_dog edges Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
f2_shock edges -
f2_shock_diffuse edges -
f2_gray_skeleton morphology -
f2_lut_trans gray -
f2_topographic edges -
f2_expand_domain gray -
f2_symmetry texture -
f2_gauss_pyramid smoothing -
f2_gray_inside morphology -
f2_bit_slice gray -
r2_inner_circle region -
r2_inner_rectangle1 region -
r2_smallest_rectangle1 region -
r2_smallest_circle region -
r2_smallest_rectangle2 region -
r2_sort_region region -
r2_union1 region -
r2_partition_rectangle region -
r2_runlength_features region -
r2_split_skeleton_lines region -
em_skeleton region -
r2_endpoints_skeleton region -
sp_local_max_sub_pix subpix -
sp_local_min_sub_pix subpix -
sp_saddle_points_sub_pix subpix -
sp_critical_points_sub_pix subpix -
sp_plateaus subpix -
sp_lowlands_center subpix -
xg_moments xldgeom -
xg_area_center xldgeom -
xg_eccentricity xldgeom -
xg_orientation xldgeom -
xg_elliptic_axis xldgeom -
xg_height_width_ratio xldgeom -
xg_regress_contours xldgeom Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
xg_clip_contours xldgeom Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
xg_gen_polygons xldgeom -
xg_crop_contours xldgeom Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
r3_background_seg region -
r3_clip_region region -
r3_eliminate_runs region -
r3_rank_region region -
r3_region_features region -
r3_runlength_distribution region -
r3_select_region_point region -
r3_partition_dynamic region -
r3_polar_trans_region region -
r3_label_to_region region -
it_add_image_border geometry -
it_crop_part geometry -
it_crop_rectangle1 geometry -
it_bit_lshift gray -
it_bit_rshift gray -
it_bit_mask gray -
it_convert_image_type gray -
it_change_format geometry -
it_region_to_bin segmentation -
it_full_domain domain -
it_crop_domain domain -
m1_measure_projection measure1d -
m1_measure_pos measure1d -
m1_measure_thresh measure1d -
m1_measure_pairs measure1d -
m1_fuzzy_measure_pos measure1d -
ph_perona_malik physics -
ph_coherence_enhancing_diffusion physics -
ph_reaction_diffusion physics -
ph_heat_flow physics -
ph_mean_curvature_motion physics -
ph_total_variation_flow physics -
dc_structure_texture decomposition -
dc_texture_residual decomposition -
dc_rpca_lowrank decomposition -
dc_rpca_sparse decomposition -
dc_retinex decomposition -
dc_local_contrast_norm decomposition -
dc_homomorphic decomposition -
iv_richardson_lucy restoration -
iv_wiener_deconv_spatial restoration -
iv_unsharp_deblur restoration -
iv_motion_deblur restoration -
iv_backproject_superres restoration -
iv_gradient_inpaint restoration -
tf_log_polar geometry Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
tf_radon_sinogram transform -
tf_steerable_filter edges -
tf_phase_congruency edges -
tf_gradient_domain_reintegrate filtering -
tf_census_transform texture -
tf_rank_transform texture -
sg_slic_superpixels segment -
sg_felzenszwalb segment -
sg_gmm_segment segment -
sg_kmeans_intensity segment -
sg_region_growing_seeded segment -
sg_normalized_cut_2 segment -
sg_watershed_gradient segment -
tm_radon_forward tomography -
tm_fbp_reconstruct tomography -
tm_sart_reconstruct tomography -
tm_backproject_unfiltered tomography -
tm_sinogram_denoise tomography -
aug_shot_noise augmentation -
aug_read_noise augmentation -
aug_fixed_pattern augmentation -
aug_motion_blur augmentation -
aug_vignette augmentation -
aug_chromatic augmentation -
aug_rolling_shutter augmentation -
aug_jpeg_blocks augmentation -
aug_cutout augmentation -
aug_barrel augmentation -
alife_gray_scott artificial-life -
alife_turing artificial-life -
alife_life_step artificial-life -
alife_cyclic_ca artificial-life -
alife_perona_malik artificial-life -
alife_curvature_flow artificial-life -
alife_dla artificial-life -
alife_reaction_bz artificial-life -
tac_contact_mask tactile -
tac_height_from_shading tactile -
tac_surface_normal tactile -
tac_pressure_proxy tactile -
tac_shear_field tactile -
fractal_dimension features -
alife_wolfram1d artificial-life -
alife_langton_ant artificial-life -
alife_lenia artificial-life -
alife_sandpile artificial-life -
deform_tps deformation -
deform_ffd deformation -
deform_mls deformation -
hx_gen_circle halcon_ext -
hx_gen_ellipse halcon_ext -
hx_gen_rectangle2 halcon_ext -
hx_gen_checker_region halcon_ext -
hx_gen_grid_region halcon_ext -
hx_gabor halcon_ext Daugman, J. (1985). Uncertainty relation for resolution… 2D visual cortical filters. JOSA A.
hx_fit_surface1 halcon_ext -
hx_fit_surface2 halcon_ext -
hx_cooc_feature halcon_ext -
hx_full_domain halcon_ext -
hx_mean_shape halcon_ext -
hx_close_edges halcon_ext -
hx_close_edges_length halcon_ext -
hx_expand_region halcon_ext -
hx_region_to_mean halcon_ext -
hx_nonmax_dir halcon_ext -
hx_char_threshold halcon_ext Sauvola & Pietikäinen (2000). Adaptive document image binarization. Pattern Recognition.
hx_histo_to_thresh halcon_ext -
hx_gen_lowpass halcon_ext Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
hx_gen_highpass halcon_ext Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
hx_gen_bandpass halcon_ext -
hx_erosion1 halcon_ext -
hx_dilation1 halcon_ext -
hx_opening halcon_ext -
hx_closing halcon_ext -
hx_dilation2 halcon_ext -
hx_gen_disc_se halcon_ext -
hx_gen_circle_sector halcon_ext -
hx_gen_ellipse_sector halcon_ext -
hx_gen_empty_region halcon_ext -
hx_clip_region_rel halcon_ext -
hx_gen_bandfilter halcon_ext -
hx_gen_derivative_filter halcon_ext -
hx_fill_interlace halcon_ext -
hx_shade_height_field halcon_ext -
hx_plane_deviation halcon_ext -
hx_detect_edge_segments halcon_ext -
hx_gen_image_proto halcon_ext -
hx_get_domain halcon_ext -
hx_region_to_label halcon_ext -
hx_rectangle1_domain halcon_ext -
hx_lowlands halcon_ext -
hx_plateaus_center halcon_ext -
hx_move_region halcon_ext -
hx_split_skeleton_region halcon_ext -
hx_test_region_point halcon_ext -
hx_test_region_points halcon_ext -
hx_sort_contours halcon_ext Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
hx_clip_contours halcon_ext Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
hx_clip_end_points halcon_ext -
hx_smallest_circle_xld halcon_ext -
hx_smallest_rect1_xld halcon_ext -
hx_test_closed_xld halcon_ext -
hx_regress_contours halcon_ext Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
hx_moments_any_xld halcon_ext -
hx_split_contours halcon_ext Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
hx_gen_parallel_contour halcon_ext -
hx_fit_circle_contour halcon_ext -
hx_fit_ellipse_contour halcon_ext -
hx_fit_rectangle2_contour halcon_ext -
hx_smallest_rect2_xld halcon_ext -
hx_crop_contours halcon_ext Steger, C. (1998). An unbiased detector of curvilinear structures (subpixel edges). IEEE TPAMI.
hx_dist_ellipse_contour halcon_ext -
hx_test_self_intersect halcon_ext -
hx_union_adjacent halcon_ext -
hx_polar_trans_inv halcon_ext -
hx_select_xld_point halcon_ext -
hx_estimate_tilt_lr halcon_ext -
hx_estimate_tilt_zc halcon_ext -
hx_estimate_sl_al_lr halcon_ext -
hx_estimate_sl_al_zc halcon_ext -
hx_estimate_al_am halcon_ext -
hx_add_noise_contour halcon_ext -
hx_radial_distort_contour halcon_ext -
hx_dist_ellipse_points halcon_ext -
hx_dist_rect2_points halcon_ext -
hx_distance_pc halcon_ext -
hx_disparity_to_xyz halcon_ext -
hx_distance_pr halcon_ext -
hx_distance_sc halcon_ext -
hx_fuzzy_measure_pairs halcon_ext -
macro_denoise macro -
macro_edge macro -
macro_binarize macro -
macro_vol_denoise macro -
tb_points_to_voxel typed -
tb_estimate_point_normals typed -
tb_iss_keypoints typed -
tb_project_points typed -
tb_render_point_depth typed -
tb_points_render typed -
tb_statistical_outlier_removal typed -
tb_radius_outlier_removal typed -
tb_voxel_grid_downsample typed -
tb_mls_smooth typed -
tb_alpha_shape_boundary typed -
tb_estimate_alpha typed -
tb_arc_length typed -
tb_resample_uniform typed -
tb_fit_spline_curve typed -
tb_mean_curvature typed -
tb_gaussian_curvature typed -
tb_estimate_normals typed -
tb_inertia_tensor typed -
tb_geodesic_distances typed -
tb_farthest_point_sampling typed -
tb_synthesize_silhouette typed -
tb_inside_outside typed -
tb_superquadric_residual typed -
tb_project typed -
tb_jitter typed -
tb_random_rotation typed -
tb_random_scale typed -
tb_random_dropout typed -
tb_elastic_deform typed -
tb_cutout typed -
tb_region_growing typed -
tb_euclidean_cluster typed -
tb_plane_segmentation typed -
tb_estimate_oriented_normals typed -
tb_occupancy_grid typed -
tb_reflect_points typed -
tb_reflection_symmetry_score typed -
tb_project_spherical typed -
tb_project_cylindrical typed -
tb_sphere_sdf typed -
tb_box_sdf typed -
tb_plane_sdf typed -
tb_cylinder_sdf typed -
tb_torus_sdf typed -
tb_capsule_sdf typed -
tb_pc_poisson_disk typed -
tb_pc_fill_sparse typed -
tb_pc_density_equalize typed Gonzalez & Woods, Digital Image Processing — intensity transformations.
tb_create_funct_1d_array typed -
tb_smooth_funct_1d_gauss typed -
tb_smooth_funct_1d_mean typed -
tb_derivate_funct_1d typed -
tb_integrate_funct_1d typed -
tb_zero_crossings_funct_1d typed -
tb_abs_funct_1d typed -
tb_negate_funct_1d typed -
tb_scale_y_funct_1d typed -
tb_sample_funct_1d typed -
tb_num_points_funct_1d typed -
tb_get_y_value_funct_1d typed -
tb_lowpass typed Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
tb_highpass typed Gonzalez & Woods, Digital Image Processing — frequency-domain filtering (Butterworth 1930).
tb_bandpass typed -
tb_envelope typed -
tb_rms typed -
tb_local_std typed -
tb_quantize typed -
tb_companding_mu_law typed -
tb_resample typed -
tb_spectrogram typed -
tb_zero_crossing_rate typed -
tb_find_peaks typed -
tb_cx_ifft typed -
tb_cx_magnitude typed -
tb_cx_phase typed -
tb_cx_real typed -
tb_cx_imag typed -
tb_cx_log_magnitude typed Marr & Hildreth (1980). Theory of edge detection. Proc. R. Soc. Lond. B.
tb_cx_apply_transfer_function typed -
tb_mat_pinv typed -
tb_mat_cond typed -
tb_stat_covariance typed -
tb_stat_correlation typed -
tb_stat_zscore typed -
tb_cplx_cr_residual typed -
tb_dynsys_correlation_dimension typed -
tb_angular_spectrum_propagate typed -
tb_wetness typed -
tb_env_studio typed -
tb_env_lightbox typed -
tb_sensor_capture typed -
tb_viewport_from_equirect typed -
tb_lf_to_mla typed -
tb_lf_subaperture typed -
tb_lf_center_view typed -
tb_lf_epi typed -
tb_lf_refocus typed -
tb_lf_synthetic_aperture typed -
tb_lf_depth_from_focus typed -
tb_lf_epi_slope typed -
tb_spad_deadtime_apply typed -
tb_spad_deadtime_correct typed -
tb_tcspc_coates_correct typed -
tb_tcspc_irf_convolve typed -
tb_tcspc_background_subtract typed -
tb_dtof_depth typed -
tb_specular_diffuse_split typed -
tb_specular_coefficient_map typed -
tb_specular_free_transform typed -
tb_temporal_bandpass typed -
tb_temporal_band_power typed -
tb_rgb_to_quaternion typed -
tb_quaternion_to_rgb typed -
tb_quat_norm typed -
tb_quat_conjugate_image typed -
tb_quat_normalize_image typed -
tb_monogenic_amplitude typed -
tb_monogenic_phase typed -
tb_monogenic_orientation typed -
tb_quat_color_rotate typed -
tb_quat_color_filter typed -
tb_qft2 typed -
tb_iqft2 typed -
tb_fmcw_window_apply typed -
tb_range_doppler_map typed -
tb_fmcw_range_profile typed -
tb_beamform_delay_sum typed -
tb_weighting_response typed -
tb_apply_weighting typed -
tb_equivalent_level typed -
tb_fly_lgmd_eta typed -
tb_fly_tau_from_expansion typed -
tb_magnus_lift_coefficient typed -
tb_drag_coefficient_sphere typed -
tb_intrinsics_to_fullseye typed -
tb_intrinsics_to_carla typed -
tb_normals_to_egi typed -
tb_keypoints_uv_to_points typed -
tb_points_zyx_to_keypoints_uv typed -
tb_keypoints_to_image2d typed -
tb_countrate_to_counts typed -
tb_counts_to_countrate typed -
tb_temporal_median_window typed Tukey, J. (1977). Exploratory Data Analysis (running median smoothing).
tb_moving_average_window typed -
tb_background_subtraction_window typed -
tb_frame_difference_causal typed -
tb_exponential_background typed -
tb_exponential_foreground typed -
tb_optical_flow_magnitude_stream typed -
tb_motion_history_image typed -
tb_motion_energy_image typed -
tb_three_frame_difference typed -
tb_running_gaussian_foreground typed -
tb_running_gaussian_background typed -
tb_temporal_bilateral typed Tomasi & Manduchi (1998). Bilateral filtering for gray and color images. ICCV.
tb_deflicker typed -
tb_shape_perturb typed -
tb_mirror_plane_from_pairs typed -
tb_landmark_asymmetry typed -
tb_dem_ecef_to_geodetic typed -
img_to_points bridge -
img_to_keypoints bridge -
img_to_signal bridge -
img_to_projection_profile bridge -
img_to_counts bridge -
img_to_matrix bridge -
img_to_video bridge -
img_to_volume bridge -
img_to_lightfield bridge -
img_to_rgb bridge -
img_to_cimage bridge -
img_to_beatcube bridge -
img_to_monogenic bridge -
signal_to_img bridge -
counts_to_img bridge -
matrix_to_img bridge -
contour_to_img bridge -
feature_to_img bridge -

Provenance coverage: 175/942 operators cite a seminal paper.

Mining new operators from research (RAD)