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Oscar Koller

Researcher at Microsoft

Publications -  40
Citations -  3491

Oscar Koller is an academic researcher from Microsoft. The author has contributed to research in topics: Sign language & Gesture recognition. The author has an hindex of 21, co-authored 37 publications receiving 2075 citations. Previous affiliations of Oscar Koller include INESC-ID & University of Surrey.

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Proceedings ArticleDOI

Neural Sign Language Translation

TL;DR: This work formalizes SLT in the framework of Neural Machine Translation (NMT) for both end-to-end and pretrained settings (using expert knowledge) and allows to jointly learn the spatial representations, the underlying language model, and the mapping between sign and spoken language.
Journal ArticleDOI

Continuous Sign Language Recognition: Towards Large Vocabulary Statistical Recognition Systems Handling Multiple Signers

TL;DR: This work presents a statistical recognition approach performing large vocabulary continuous sign language recognition across different signers, and is the first time system design on a large data set with true focus on real-life applicability is thoroughly presented.
Proceedings ArticleDOI

Deep Hand: How to Train a CNN on 1 Million Hand Images When Your Data is Continuous and Weakly Labelled

TL;DR: This work presents a new approach to learning a framebased classifier on weakly labelled sequence data by embedding a CNN within an iterative EM algorithm, which allows the CNN to be trained on a vast number of example images when only loose sequence level information is available for the source videos.
Proceedings ArticleDOI

Sign Language Recognition, Generation, and Translation: An Interdisciplinary Perspective

TL;DR: The results of an interdisciplinary workshop are presented, providing key background that is often overlooked by computer scientists, a review of the state-of-the-art, a set of pressing challenges, and a call to action for the research community.
Proceedings ArticleDOI

SubUNets: End-to-End Hand Shape and Continuous Sign Language Recognition

TL;DR: A novel deep learning approach to solve simultaneous alignment and recognition problems (referred to as “Sequence-to-sequence” learning) is proposed, which decompose the problem into a series of specialised expert systems referred to as SubUNets, and serves to significantly improve the performance of the overarching recognition system.