Package index • maimer

Prepare field survey

Set up field survey design for camera trap deployement

mm_survey_design(): Create a survey design for camera trap deployment

pendjari: Pendjari national park and surrounding areas

camtrapdp: Camera trap data package example

Process media (images) file

Functions reading and writing metadata

mm_app(): Run App

mm_get_metadata(): Extract image metadata

mm_get_hs(): Retrieve hierarchical subject values from image metadata

mm_create_hs(): Create or add hierarchical subject values in image metadata

mm_remove_hs(): Remove specific or all hierarchical subject values from image metadata

Data processing

Functions for preparing and tansforming camera trap data

mm_read(): Read a delimited file into a tibble

mm_stack_df(): Stack a list of data frame

mm_check_location(): Interactive camera trap location adjustment

mm_independence(): Evaluate independent detections

mm_to_radian(): Convert time to radians

mm_solartime(): Transform time to solar time anchored to sunrise and sunset

mm_to_time(): Convert radian to time

mm_to_community(): Convert data to a community matrix

mm_standardize(): Standardize community data matrix

mm_check_name(): Check species name and retrieve Taxonomic Serial Number (TSN) from ITIS

mm_to_occupancy(): Convert camera trap data to occupancy format

mm_find_break(): Detect time gaps in a datetime series

mm_correct_datetime(): Correct camera trap datetime records

mm_get_effort(): Calculate camera trap deployment effort

mm_traprate_data(): Prepare data for trap rate estimation

Data analysis

Functions to run common camera trap data analysis

mm_describe_df(): Descriptive statistic on dataset

mm_plot_density(): Plot species' activity patterns

mm_plot_overlap(): Plot overlap between two species' activity patterns

mm_plot_overlap_coef(): Plot overlap coefficient matrix

mm_plot_rose_diagram(): Plot a 24-hour rose diagram of daily activity

mm_plot_camtrap_activity(): Plot camera trap activity over time

mm_overlap_estimates(): Estimates of coefficient of overlapping

mm_bootstrap() mm_resample() mm_boot_estimates(): Generate bootstrap estimates of overlap

mm_boot_ci(): Bootstrap confidence intervals

mm_ci(): Calculate confidence interval

mm_overlap_matrix(): Estimate overlap coefficients for multiple species

mm_temporal_shift(): Calculate the temporal shift of one species' activity over two periods

mm_alpha_diversity(): Alpha diversity index

mm_dissimilarity(): Calculate dissimilarity between communities

mm_spatial_coverage(): Calculate observed spatial coverage of species

mm_summarise_camtrap_activity(): Create activity summary statistics

mm_traprate_estimate(): Estimate trap rate

mm_fit_activity(): Fit activity model to time-of-day data

mm_fit_speedmodel(): Fit animal speed model

mm_fit_detmodel(): Fit animal detection

mm_fit_rem(): Fit Random Encounter Model (REM)