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  1. Technical Note

    MultiQ: single sensor-based multi-quality multi-modal large-scale biometric score database and its performance evaluation

    Single sensor-based multi-modal biometrics is a promising approach that offers simple system construction, low cost, and wide applicability to real situations such as CCTV footage-based criminal investigations...

    Md. Zasim Uddin, Daigo Muramatsu, Takuhiro Kimura, Yasushi Makihara and Yasushi Yagi

    IPSJ Transactions on Computer Vision and Applications 2017 9:18

    Published on: 26 July 2017

  2. REVIEW PAPER

    Visual SLAM algorithms: a survey from 2010 to 2016

    SLAM is an abbreviation for simultaneous localization and mapping, which is a technique for estimating sensor motion and reconstructing structure in an unknown environment. Especially, Simultaneous Localizatio...

    Takafumi Taketomi, Hideaki Uchiyama and Sei Ikeda

    IPSJ Transactions on Computer Vision and Applications 2017 9:16

    Published on: 2 June 2017

  3. EXPRESS PAPER

    Recovering temporal PSF using ToF camera with delayed light emission

    Recovering temporal point spread functions (PSFs) is important for various applications, especially analyzing light transport. Some methods that use amplitude-modulated continuous wave time-of-flight (ToF) cam...

    Kazuya Kitano, Takanori Okamoto, Kenichiro Tanaka, Takahito Aoto, Hiroyuki Kubo, Takuya Funatomi and Yasuhiro Mukaigawa

    IPSJ Transactions on Computer Vision and Applications 2017 9:15

    Published on: 2 June 2017

  4. RESEARCH PAPER

    Global ray-casting range image registration

    This paper presents a novel method for pair-wise range image registration, a backbone task in world modeling, parts inspection and manufacture, object recognition, pose estimation, robotic navigation, and reve...

    Linh Tao, Tam Bui and Hiroshi Hasegawa

    IPSJ Transactions on Computer Vision and Applications 2017 9:14

    Published on: 8 May 2017

  5. RESEARCH PAPER

    4-D light field reconstruction by irradiance decomposition

    Common light sources such as an ordinary flashlight with lenses and/or reflectors make complex 4-D light field that cannot be represented by conventional isotropic distribution model nor point light source mod...

    Takahito Aoto, Tomokazu Sato, Yasuhiro Mukaigawa and Naokazu Yokoya

    IPSJ Transactions on Computer Vision and Applications 2017 9:13

    Published on: 8 April 2017

  6. Express Paper

    Selecting image pairs for SfM by introducing Jaccard Similarity

    We present a new approach for selecting image pairs that are more likely to match in Structure from Motion (SfM). We propose to use Jaccard Similarity (JacS) which shows how many different visual words is shar...

    Takaharu Kato, Ikuko Shimizu and Tomas Pajdla

    IPSJ Transactions on Computer Vision and Applications 2017 9:12

    Published on: 4 April 2017

  7. EXPRESS PAPER

    Fast search based on generalized similarity measure

    This paper proposes a fast recognition method based on generalized similarity measure (GSM). The GSM achieves good recognition accuracy for face recognition, but has a scalability problem. Because the GSM meth...

    Yuzuko Utsumi, Tomoya Mizuno, Masakazu Iwamura and Koichi Kise

    IPSJ Transactions on Computer Vision and Applications 2017 9:11

    Published on: 27 March 2017

  8. EXPRESS PAPER

    Mobile hologram verification with deep learning

    Holograms are security features applied to security documents like banknotes, passports, and ID cards in order to protect them from counterfeiting. Checking the authenticity of holograms is an important but di...

    Daniel Soukup and Reinhold Huber-Mörk

    IPSJ Transactions on Computer Vision and Applications 2017 9:9

    Published on: 24 March 2017

  9. EXPRESS PAPER

    In-line recognition of agglomerated pharmaceutical pellets with density-based clustering and convolutional neural network

    We present a method for recognition of agglomerates in images acquired during the coating process of pharmaceutical pellets. The pellets in the images are not perfectly dispersed, and it is often hard to diffe...

    Andraž Mehle, Boštjan Likar and Dejan Tomaževič

    IPSJ Transactions on Computer Vision and Applications 2017 9:7

    Published on: 16 March 2017

  10. EXPRESS PAPER

    Incremental structural modeling on sparse visual SLAM

    This paper presents an incremental structural modeling approach that improves the precision and the stability of existing batch-based ones for sparse and noisy point clouds from visual simultaneous localizatio...

    Rafael A. Roberto, Hideaki Uchiyama, João Paulo S. M. Lima, Hajime Nagahara, Rin-ichiro Taniguchi and Veronica Teichrieb

    IPSJ Transactions on Computer Vision and Applications 2017 9:5

    Published on: 15 March 2017

  11. EXPRESS PAPER

    Abnormality tracking during video capsule endoscopy using an affine triangular constraint based on surrounding features

    The precise tracking of an abnormality in the gastrointestinal tract is useful for medical training purposes. However, the gastrointestinal wall deforms continuously in an unpredictable manner, while abnormali...

    Yukiko Yanagawa, Tomio Echigo, Hai Vu, Hirotoshi Okazaki, Yasuhiro Fujiwara, Tetsuo Arakawa and Yasushi Yagi

    IPSJ Transactions on Computer Vision and Applications 2017 9:3

    Published on: 1 March 2017

  12. RESEARCH PAPER

    Real-time rendering of aerial perspective effect based on turbidity estimation

    In real outdoor scenes, objects distant from the observer suffer from a natural effect called aerial perspective that fades the colors of the objects and blends them to the environmental light color. The aeria...

    Carlos Morales, Takeshi Oishi and Katsushi Ikeuchi

    IPSJ Transactions on Computer Vision and Applications 2017 9:1

    Published on: 13 January 2017

  13. RESEARCH PAPER

    Temporally coherent disparity maps using CRFs with fast 4D filtering

    State-of-the-art methods for disparity estimation achieve good results for single stereo frames, but temporal coherence in stereo videos is often neglected. In this paper, we present a method to compute tempor...

    Siavash Arjomand Bigdeli, Gregor Budweiser and Matthias Zwicker

    IPSJ Transactions on Computer Vision and Applications 2016 8:10

    Published on: 9 December 2016

  14. RESEARCH PAPER

    A novel framework for cross-spectral iris matching

    Previous work on iris recognition focused on either visible light (VL), near-infrared (NIR) imaging, or their fusion. However, limited numbers of works have investigated cross-spectral matching or compared the...

    Mohammed A. M. Abdullah, Satnam S. Dlay, Wai L. Woo and Jonathon A. Chambers

    IPSJ Transactions on Computer Vision and Applications 2016 8:9

    Published on: 5 November 2016

  15. RESEARCH PAPER

    Nuclear detection in 4D microscope images of a developing embryo using an enhanced probability map of top-ranked intensity-ordered descriptors

    Nuclear detection in embryos is an indispensable process for quantitative analysis of the development of multicellular organisms. Due to the overlap in the distribution of pixel intensity of nuclear and cytopl...

    Xian-Hua Han, Yukako Tohsato, Koji Kyoda, Shuichi Onami, Ikuko Nishikawa and Yen-Wei Chen

    IPSJ Transactions on Computer Vision and Applications 2016 8:8

    Published on: 3 November 2016

  16. RESEARCH PAPER

    Vertical error correction of eye trackers in nonrestrictive reading condition

    The eye tracking technology is used for four decades for studying reading behavior. The applications are various: estimating the reader comprehension, identifying the reader, summarizing a read document, creat...

    Charles Lima Sanches, Olivier Augereau and Koichi Kise

    IPSJ Transactions on Computer Vision and Applications 2016 8:7

    Published on: 14 September 2016

  17. RESEARCH PAPER

    Effective elliptic arc selection from connected edge points

    Extracting edge points from an image and fitting ellipses to them is a fundamental technique for computer vision applications. However, since the extracted edge points sometimes contain non-elliptic arcs such ...

    Tomonari Masuzaki and Yasuyuki Sugaya

    IPSJ Transactions on Computer Vision and Applications 2016 8:6

    Published on: 6 September 2016

  18. EXPRESS PAPER

    Combining deep features for object detection at various scales: finding small birds in landscape images

    Demand for automatic bird ecology investigation rises rapidly along with the widespread installation of wind energy plants to estimate their adverse environmental effect. While significant advance in general i...

    Akito Takeki, Tu Tuan Trinh, Ryota Yoshihashi, Rei Kawakami, Makoto Iida and Takeshi Naemura

    IPSJ Transactions on Computer Vision and Applications 2016 8:5

    Published on: 2 August 2016

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