| cmcPlot() |
Plot Congruent Matching Cells results for a pair of cartridge cases. |
| comparison_alignedTargetCell() |
Extract a matrix from the target region of the same dimension as the reference cell depending on the estimated translation calculated from comparison_fft_ccf |
| comparison_allTogether() |
Performs all steps in the cell-based comparison procedure. |
| comparison_calcPropMissing() |
Calculate the proportion of missing values in a breech face scan |
| comparison_cellDivision |
Split a reference scan into a grid of cells |
| comparison_cor() |
Calculates correlation between a cell and a matrix of the same dimensions extracted from the cell's associated region. |
| comparison_fft_ccf() |
Estimate translation alignment between a cell/region pair based on the Cross-Correlation Theorem. |
| comparison_getTargetRegions() |
Extract regions from a target scan based on associated cells in reference scan |
| comparison_replaceMissing() |
Replace missing values in a scan |
| comparison_standardizeHeights() |
Standardize height values of a scan by centering/scaling by desired statistics and replacing missing values |
| decision_CMC() |
Applies the decision rules of the original method of Song (2013) or the High CMC method of Tong et al. (2015) |
| decision_combineDirections() |
Combine data frames containing CMC results from 2 comparison directions |
| decision_highCMC_cmcThetaDistrib() |
Compute CMC-theta distribution for a set of comparison features |
| decision_highCMC_identifyHighCMCThetas() |
Classify theta values in CMC-theta distribution as having "High" or "Low" CMC candidate counts |
| fadul1.1_processed fadul1.2_processed |
Processed versions of the fadul1.1_raw and fadul1.2_raw datasets using preProcess_* functions from the cmcR package |
| preProcess_crop() |
Remove observations from the exterior of interior of a breech face scan |
| preProcess_erode() |
Erode the interior or exterior of a cartridge case surface |
| preProcess_gaussFilter() |
Performs a low, high, or bandpass Gaussian filter on a surface matrix with a particular cut-off wavelength. |
| preProcess_ransacLevel() |
Finds plane of breechface marks using the RANSAC method |
| preProcess_removeFPCircle() |
Given a surface matrix, estimates and filters any pixels within the estimated firing pin impression circle |
| preProcess_removeTrend() |
Level a breech face impression surface matrix by a conditional statistic |
| x3pListPlot() |
Plot a list of x3ps |