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Bi Song

Researcher at University of California, Riverside

Publications -  34
Citations -  2100

Bi Song is an academic researcher from University of California, Riverside. The author has contributed to research in topics: Video tracking & Activity recognition. The author has an hindex of 18, co-authored 34 publications receiving 1897 citations. Previous affiliations of Bi Song include University of Science and Technology of China & University of California.

Papers
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Journal ArticleDOI

Tracking and Activity Recognition Through Consensus in Distributed Camera Networks

TL;DR: This paper investigates distributed scene analysis algorithms by leveraging upon concepts of consensus that have been studied in the context of multiagent systems, but have had little applications in video analysis.
Proceedings ArticleDOI

A “string of feature graphs” model for recognition of complex activities in natural videos

TL;DR: A new feature model based on a string representation of the video which respects the spatio-temporal ordering is proposed, which is able to identify the region of interest in a cluttered scene, and gives reasonable performance with even a single query example.
Journal ArticleDOI

Collaborative Sensing in a Distributed PTZ Camera Network

TL;DR: This paper proposes an integrated analysis and control framework for a pan, tilt, zoom (PTZ) camera network in order to maximize various scene understanding performance criteria through dynamic camera-to-target assignment and efficient feature acquisition.
Book ChapterDOI

A stochastic graph evolution framework for robust multi-target tracking

TL;DR: This paper considers the problem of long-term tracking in video in application domains where context information is not available a priori, nor can it be learned online, and builds the solution on the hypothesis that most existing trackers can obtain reasonable short-term tracks.