* add centertrack base codes

* fix deploy and docs

* fix tracker

* fix

* fix pre_img

* fix deploy

* fix

* fix dead links, test=document_fix

* fix docs, test=document_fix

* update pphuman model of keypoint\attribute\action recognition

* update jetson docs

* mv yolov3 pedestrian to pphuman

* update ppvehicle&human det

* update links

* add vehicle plate & attribute

* add pphuman json & ppvehicle json

* ppvehicle tutorials template

* rename pphuman docs

* update quickstart

* [Dy2St]Fix cascade_rcnn export model problem (#6468)

* [Dy2St]Fix cascade_rcnn export model problem

* [Dy2St]Fix cascade_rcnn export model problem

* fix import for mot

* fix import for mot deploy

* fix lazy import mot

* add ocsort tracker

* add ocsort deploy

* merge develop

* fix ocsort tracker codes

* fix doc, test=document_fix

* fix doc, test=document_fix

* add pphuman mot doc, test=document_fix

* add mot data tutorials, test=document_fix

* fix bytetrack_yolox modelzoo doc, test=document_fix

* add mot16test leaderboard, test=document_fix

* fix ppyoloe cfgs

* revert xpu cfgs

* add bytetrack x configs doc

* fix deploy python mot infer, fix cfgs

* fix doc, test=document_fix

* rename lite model tar name;
test=document_fix

* Update Readme_cn and Add Readme_en on 2.4  (#5500)

* Update README_cn.md

* Update Readme

* Update README_cn.md

* Update README_cn.md

* Update docs for PP-YOLOE (#5494) (#5495)

* [cherry-pick] fix test arch (#5504)

* [cherry-pick] update pphuman en doc, test=document_fix (#5507)

* update pphuman en doc, test=document_fix

* update doc

* add warnings and TestDataset dataset_dir

* remove cython_box and fix doc

* fix conflict, test=document_fix
Co-authored-by: Nzhiboniu <zhiboniu@163.com>
Co-authored-by: NYixinKristy <48054808+YixinKristy@users.noreply.github.com>
Co-authored-by: Nqingqing01 <dangqingqing@baidu.com>
Co-authored-by: Nwangguanzhong <jerrywgz@126.com>

* add bytetrack yolov3 ppyoloe cfgs

* add bytetrack reid

* fix sde bytetrack reid

* fix bytetrack readme

* add jdetracker mtmct

* fix bytetrack reid

* fix deploy track_config

* fix doc readme

* fix deepsort detectors cfgs, add ppyoloe

* modify yolov3 40e

* add ppyoloe mot17half modelzoo

* add resnet embedding reid

* remove fasterfpn picodet, fix nms for higher MOTA

* add mot17 yml

* fix _base_ cfgs

* fix doc

* add mcfiarmot ptq

* update docs

* update mot data doc, test=document_fix

* update mot data doc link, test=document_fix

* add mcfairmot 4 class vehicle with bytetracker

* update modelzoo, test=document_fix

* update pptracking and mot doc, test=document_fix

* update docs, test=document_fix

* fix notes, test=document_fix

* update pptracking modelzoo readme

* fix cfg, test=document_fix

* fix label_list for mot, add warnings

* add result txt format, test=document_fix

* fix readme of mtmct, fix paddle.disable_static, test=document_fix

* remove paddle api

* add mtmct aic_vehicle baseline

* fix clip_bbox, add coco model filter, fix some bugs

* fix infer bugs, fix crops and mtmct vis

* fix engine tracker infer

* fix mtmct images deploy

* fix readme and cfg

* remove mtmct of cfg modeling and tracker

* fix doc cfg

* clean mot readme modelzoo

* add pptracking link

* fix Momentum and label list

* fix export of mcfairmot

* add mcfairmot train eval export code

* fix eval and export

* update modelzoo

* add hrnet18_dlafpn

* unify jdetracker

* fix deploy infer for single class

* fix multi class fairmot deploy

* fix mcmot data source and deploy

* fix num_identities

* fix num_identities_dict