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Ishwar K. Sethi

Researcher at University of Rochester

Publications -  154
Citations -  5178

Ishwar K. Sethi is an academic researcher from University of Rochester. The author has contributed to research in topics: Feature detection (computer vision) & Artificial neural network. The author has an hindex of 33, co-authored 153 publications receiving 5012 citations. Previous affiliations of Ishwar K. Sethi include Oakland University & Wayne State University.

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Journal ArticleDOI

Finding Trajectories of Feature Points in a Monocular Image Sequence

TL;DR: This work forms the correspondence problem as an optimization problem and proposes an iterative algorithm to find trajectories of points in a monocular image sequence and demonstrates the efficacy of this approach considering synthetic, laboratory, and real scenes.
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Classification of general audio data for content-based retrieval

TL;DR: This work describes a scheme that is able to classify audio segments into seven categories consisting of silence, single speaker speech, music, environmental noise, multiple speakers' speech, simultaneous speech and music, and speech and noise, and shows that cepstral-based features such as the Mel-frequency cep stral coefficients (MFCC) and linear prediction coefficients (LPC) provide better classification accuracy compared to temporal and spectral features.
Proceedings ArticleDOI

Multimedia content processing through cross-modal association

TL;DR: This paper investigates different cross-modal association methods using the linear correlation model, and introduces a novel method for cross- modal association called Cross-modAL Factor Analysis (CFA), which shows several advantages in analysis performance and feature usage.
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Entropy nets: from decision trees to neural networks

TL;DR: How the mapping of decision trees into a multilayer neural network structure can be exploited for the systematic design of a class of layered neural networks, called entropy nets (which have far fewer connections), is shown.
Journal ArticleDOI

Confidence-based active learning

TL;DR: This paper proposes a new active learning approach, confidence-based active learning, based on identifying and annotating uncertain samples, which takes advantage of current classifiers' probability preserving and ordering properties and is robust without additional computational effort.