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Rethinking the evaluation of video summaries
Video summarization is a technique to create a short skim of the original video while preserving the main stories/content. There exists …
Mayu Otani
,
Yuta Nakashima
,
Esa Rahtu
,
Janne Heikkilä
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DOI
arXiv
Video meets knowledge in visual question answering
In this work, we address knowledge-based visual question answering in videos. First, we introduce KnowIT VQA, a video dataset with …
Noa Garcia
,
Chenhui Chu
,
Mayu Otani
,
Yuta Nakashima
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Space-time-brightness sampling using an adaptive pixel-wise coded exposure
Most conventional digital video cameras face a fundamental trade-off between spatial resolution, temporal resolution and dynamic range …
Hajime Nagahara
,
Dengyu Liu
,
Toshiki Sonoda
,
Jinwei Gu
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DOI
Representing a partially observed non-rigid 3D human using eigen-texture and eigen-deformation
Reconstruction of the shape and motion of humans from RGB-D is a challenging problem, receiving much attention in recent years. Recent …
Ryosuke Kimura
,
Akihiko Sayo
,
Fabian Lorenzo Dayrit
,
Yuta Nakashima
,
Hiroshi Kawasaki
,
Ambrosio Blanco
,
Katsushi Ikeuchi
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DOI
arXiv
iParaphrasing: Extracting visually grounded paraphrases via an image
A paraphrase is a restatement of the meaning of a text in other words. Paraphrases have been studied to enhance the performance of many …
Chenhui Chu
,
Mayu Otani
,
Yuta Nakashima
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arXiv
URL
PCA-coded aperture for light field photography
A light field, which is often understood as a set of dense multi-view images, has been utilized in various 2D/3D applications. …
Yusuke Yagi
,
Keita Takahashi
,
Toshiaki Fujii
,
Toshiki Sonoda
,
Hajime Nagahara
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DOI
Complex word identification based on frequency in a learner corpus
We introduce the TMU systems for the Complex Word Identification (CWI) Shared Task 2018. TMU systems use random forest classifiers and …
Tomoyuki Kajiwara
,
Mamoru Komachi
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DOI
URL
Joint optimization for compressive video sensing and reconstruction under hardware constraints
Compressive video sensing is the process of encoding multiple sub-frames into a single frame with controlled sensor exposures and …
Michitaka Yoshida
,
Akihiko Torii
,
Masatoshi Okutomi
,
Kenta Endo
,
Yukinobu Sugiyama
,
Rin Ichiro Taniguchi
,
Hajime Nagahara
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DOI
Learning to capture light fields through a coded aperture camera
We propose a learning-based framework for acquiring a light field through a coded aperture camera. Acquiring a light field is a …
Yasutaka Inagaki
,
Yuto Kobayashi
,
Keita Takahashi
,
Toshiaki Fujii
,
Hajime Nagahara
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DOI
Metric for automatic machine translation evaluation based on universal sentence representations
Sentence representations can capture a wide range of information that cannot be captured by local features based on character or word …
Hiroki Shimanaka
,
Tomoyuki Kajiwara
,
Mamoru Komachi
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DOI
URL
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