otolith-package: Identification of fish otolith using digital images

Description Details

Description

A package provides tools to process digital images of fish otoliths and building identification tools based on geometric morphometrics.

This package forms a part of the project on the study of Malaysian fish otolith with the following members:

  1. Wong Jin Yung wongjinyung@gmail.com

  2. Loh Kar Hoe khloh@um.edu.my

  3. Cecilia Chu coccynx@yahoo.com

  4. Chong Ving Ching chong@um.edu.my

Details

Featured functions in this package:

Image processing

extractout automated outline extraction from otolith image
comb / equaldist automated sampling of curvilinear semi-landmarks
img2landmark wrapper to batch convert otolith images into semi-landmarks

Classification

agglda aggregate LDA models based on iterated k-fold resampling
mrkfcv / mrkfcv2 iterated k-fold cross -validation (kfcv)
pccv / harcv / threcv evaluation of dimension reduction / posterior probability thresholding
based on iterated kfcv

Search and Prediction

otosearch search unknown otolith image(s) against a project database,
regardless of otolith's side and orientation
otopred predict unknown otolith image(s) against a project database,
based on classification model

jinyung/otolith documentation built on May 19, 2019, 10:36 a.m.