Man pages for AGread
Read Data Files from ActiGraph Monitors
| activity_payload | Parse the payload for an ACTIVITY packet |
| AG_collapse | Collapse primary accelerometer data |
| AG_col_names | Map variable inclusion to columns in csv file |
| agd_format | Format ActiGraph agd data after initial reading |
| ag_imu_format | Format columns in collapsed IMU data |
| AG_insert | Calculate a new variable and insert it in a data frame |
| AG_merge | Merge primary accelerometer data with IMU data |
| AG_meta | Extract meta-data from file header |
| ag_raw_format | Format columns in collapsed raw data |
| AGread | AGread: Read Data Files from ActiGraph Monitors |
| AG_time | Add time variable to processed data |
| calibrate_raw | Perform autocalibration using GGIR package |
| capitalize | Capitalize a string vector |
| check_columns | Check if the primary accelerometer file is formatted... |
| check_id | Check sensor payload ID prior to parsing the packet |
| check_inc | Test whether inclinometer variables have been correctly... |
| check_second | Check if the IMU data start on an exact second |
| checksumC | Calculate checksum for a packet in C++ |
| classify_magnetometer | Convert magnetometer signal to cardinal direction |
| collapse_gt3x | Collapse data that were read using 'read_gt3x' |
| dev_bin_packets | Parse gt3x packets using the dev scheme |
| dev_external_compare | Verify 'read_gt3x' gives equivalent output using dev and... |
| dev_parse_activity | Parse a set of ACTIVITY packets |
| dev_parse_lux | Parse a set of LUX packets |
| flag_idle | Flag Idle Sleep Times |
| format_lux | Convert pre-parsed lux data into its final format |
| format_sleep_events | Format idle sleep information from EVENT records |
| get_day_of_year | Julian Date |
| get_epoch | Retrieve the epoch length of an ActiGraph data frame |
| get_file_size__gb | Get the size of a file in GB |
| get_headersC | Collect information about the packets stored in log.bin |
| get_imu_file_meta | Get file metadata (sampling frequency, start time, and... |
| get_int12 | Extract a 12-bit integer from two bytes |
| get_minute | Numerical Minute of the Day. |
| get_raw_file_meta | Get file metadata (sampling frequency and timestamps) for... |
| get_sensor_column | Parse a column of sensor data |
| get_short | Flexibly (big/little endian, signed/unsigned) convert two raw... |
| get_times | Set up timestamps for RAW or IMU data frames |
| get_VM | Calculate vector magnitude |
| impute_IMU | Impute IMU data for missing packets |
| impute_primary | Impute primary accelerometer data for missing packets |
| imu_collapse | Collapse raw IMU data to a specified epoch |
| imu_df | Convert parsed packet data from list to data frame |
| imu_filter_gyroscope | Low-Pass filter Gyroscope data |
| imu_name_label | Fix the column names in IMU data during collapsing |
| imu_to_check | IMU data to check |
| imu_to_collapse | IMU data to collapse |
| imu_var_collapse | Collapse an IMU variable |
| interpolate_sensor_records | Perform linear interpolation to fill in SENSOR_DATA payloads... |
| interval_match | Match a resampled interval proportion to its corresponding... |
| legacy_dev_compare | Verify 'read_gt3x' gives equivalent output using legacy and... |
| legacy_parse_IMU_C | Parse all IMU packets in a file |
| legacy_payload_parse_activity2_26C | Parse a packet of primary accelerometer data in C++ |
| legacy_payload_parse_sensor_data_25C | Parse SENSOR_DATA packet in c++ |
| lux_payload | Parse the payload for a LUX packet |
| message_update | Print processing updates to console |
| mid_round | Perform midpoint rounding the ActiGraph way |
| next_separator | Find the next record separator |
| parse_info_txt | Parse the info component of a gt3x file |
| parse_log_bin | Parse the log component of a gt3x file |
| parse_packet_set | Parse all packets of a given type |
| parse_primary_accelerometerC | Parse all primary accelerometer packets in a file |
| payload_parse_sensor_data_25 | Parse SENSOR_DATA packet |
| print_progC | Print progress updates while parsing packets in C++ |
| raw_to_collapse | Primary accelerometer data to collapse |
| read_AG_counts | Read data table files containing count values |
| read_agd | Read an ActiGraph agd file |
| read_AG_IMU | File reading function for IMU files |
| read_AG_raw | File reading function for primary accelerometer files |
| read_AG_raw_block | Read a large raw file in blocks |
| read_gt3x | Read data from a gt3x file |
| read_gt3x_info | Retrieve information from the gt3x zip archive |
| read_gt3x_setup | Prepare a gt3x file for parsing |
| reintegrate | Reintegrate ActiGraph data |
| schema_meta | Parse metadata from a SENSOR_SCHEMA packet |
| sensor_resample | Resample a sensor data stream |
| seq_interpolate | One-dimensional linear interpolation |
| special_packets | Handle empty and latched packets |
| zero2one | Interpolation-specific sequencer |
