Data mining of commercial surveillance

Page 1 <img data-url='document/data-mining-of-commercial-surveillance.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/1.jpg' width='140' height='200' /> Vector field

2014/12/16

Page 2 <img data-url='document/data-mining-of-commercial-surveillance.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/2.jpg' width='140' height='200' /> Idea

In high density crowd Self-organized flow Flow field visualization

Page 3 <img data-url='document/data-mining-of-commercial-surveillance.html?page=3' data-page='3' class='cut-thumb lazyload' alt='Page 3: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/3.jpg' width='140' height='200' /> Testing video

https://www.youtube.com/watch?v=RtEPkNjUrhw

Page 4 <img data-url='document/data-mining-of-commercial-surveillance.html?page=4' data-page='4' class='cut-thumb lazyload' alt='Page 4: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/4.jpg' width='140' height='200' /> Flow vector

Page 5 <img data-url='document/data-mining-of-commercial-surveillance.html?page=5' data-page='5' class='cut-thumb lazyload' alt='Page 5: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/5.jpg' width='140' height='200' /> Vector field(dir. + magnitude)

Page 6 <img data-url='document/data-mining-of-commercial-surveillance.html?page=6' data-page='6' class='cut-thumb lazyload' alt='Page 6: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/6.jpg' width='140' height='200' /> Critical points

Page 7 <img data-url='document/data-mining-of-commercial-surveillance.html?page=7' data-page='7' class='cut-thumb lazyload' alt='Page 7: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/7.jpg' width='140' height='200' /> Critical points

Page 8 <img data-url='document/data-mining-of-commercial-surveillance.html?page=8' data-page='8' class='cut-thumb lazyload' alt='Page 8: Data mining of commercial surveillance' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022032618/55b6aeadbb61ebef608b45c7/html5/thumbnails/8.jpg' width='140' height='200' /> Thx.

Data mining of commercial surveillance

Technology

flow vector

vector field20141216

vector fielddir

critical points

testing video https