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学術雑誌論文 / Journal Article

学術雑誌論文 / Journal Article

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  • Lobachev, Oleg; Funatomi, Takuya; Pfaffenroth, Alexander; Förster, Reinhold; Knudsen, Lars; Wrede, Christoph; Guthe, Michael; Haberthür, David; Hlushchuk, Ruslan; Salaets, Thomas; Toelen, Jaan; Gaffling, Simone; Mühlfeld, Christian; Grothausmann, Roman (IEEE, 2021-10-29)
    Registration of histological serial sections is a challenging task. Serial sections exhibit distortions and damage from sectioning. Missing information on how the tissue looked before cutting makes a realistic validation ...
  • Friedrich, Björn; Sawabe, Taishi; Hein, Andreas (Springer, 2022-05-10)
    Abnormal behaviour can be an indicator for a medical condition in older adults. Our novel unsupervised statistical concept drift detection approach uses variational autoencoders for estimating the parameters for a statistical ...
  • Kushida, Takahiro; Tahara, Komei; Chiba, Hayato; Kagawa, Yukihiro; Tanaka, Kenichiro; Funatomi, Takuya; Mukaigawa, Yasuhiro (Optica, 2022-09-29)
    We propose a descattering method that can be easily applied to food production lines. The system consists of several sets of linear image sensors and linear light sources slanted at different angles. The images captured ...
  • Funatomi, Takuya; Ogawa, Takehiro; Tanaka, Kenichiro; Kubo, Hiroyuki; Caron, Guillaume; Mouaddib, El Mustapha; Matsushita, Yasuyuki; Mukaigawa, Yasuhiro (Springer, 2022-03-25)
    We propose a method for eliminating the temporal illumination variations in whisk-broom (point-scan) hyperspectral imaging. Whisk-broom scanning is useful for acquiring a spatial measurement using a pixel-based hyperspectral ...
  • Nasution, Ahmad Kamal; Wijaya, Sony Hartono; Gao, Pei; Islam, Rumman Mahfujul; Huang, Ming; Ono, Naoaki; Kanaya, Shigehiko; Altaf-Ul-Amin, Md. (MDPI, 2022-09-05)
    Jamu is the traditional Indonesian herbal medicine system that is considered to have many benefits such as serving as a cure for diseases or maintaining sound health. A Jamu medicine is generally made from a mixture of ...
  • Sobue, Motoshi; Otake, Hiroshi; Takehara, Hironari; Haruta, Makito; Tashiro, Hiroyuki; Sasagawa, Kiyotaka; Ohta, Jun (Society of Photo-optical Instrumentation Engineers, 2022-06-30)
    Various techniques for image color reproducibility under low-light conditions have been proposed, such as high sensitivity, a combination of visible (VIS) and infrared (IR) light, and coloring monochromatic images. However, ...
  • Tang, Honghao; Takehara, Hironari; Wang, Ze; Kishida, Noriaki; Haruta, Makito; Tashiro, Hiroyuki; Sasagawa, Kiyotaka; Ohta, Jun (MYU K.K., 2022-04-26)
    Diagnosis by ocular fundus imaging plays a key role in the monitoring, detection, and diagnosis of several diseases including eye-related, hypertensive, and cardiovascular diseases as well as the detection of brain ...
  • Sais, Barbara Teixeira; Haruta, Makito; Tso, Kuang-Chih; Hagita, Mizuki; Hagiwara, Takanori; Sugie, Kenji; Kimura, Ayaka; Takehara, Hironari; Tashiro, Hiroyuki; Sasagawa, Kiyotaka; Ohta, Jun (MYU K.K., 2022-04-26)
    In this study, a fabrication method for a system composed of a fluorescence imaging module and a multielectrode array (MEA) chamber is described. It is important to measure both fluorescence intensity and electrical activity ...
  • Naganuma, Kyosuke; Ohta, Yasumi; Murakami, Takaaki E.; Okada, Ryoma; Guinto, Mark Christian; Takehara, Hironari; Haruta, Makito; Tashiro, Hiroyuki; Sasagawa, Kiyotaka; Sunaga, Yoshinori; Akay, Yasemin M.; Akay, Metin; Ohta, Jun (MYU K.K., 2022-04-26)
    In neuroscience, it is crucial to clarify the relationship between single-cell activity and neural network structure to understand brain neural activity. To this end, a device that can measure signals with high temporal ...
  • Takehara, Hironari; Wang, Ze; Tang, Honghao; Kishida, Noriaki; Horiki, Yusuke; Sobue, Motoshi; Haruta, Makito; Tashiro, Hiroyuki; Sasagawa, Kiyotaka; Ohta, Jun (The Institute of Image Information and Television Engineers, 2022-04-01)
    This study proposes to adapt the fundus camera for use as a personal healthcare tool. The proposed system uses near-infrared light to avoid blinding the subject and three-wavelength near-infrared imaging to acquire colorized ...
  • Kulmala, Natcha; Sasagawa, Kiyotaka; Treepetchkul, Thanaree; Takehara, Hironari; Haruta, Makito; Tashiro, Hiroyuki; Ohta, Jun (Japan Society of Applied Physics, 2022-02-10)
    In this study, a dual-band hybrid filter that achieves high excitation light rejection performance in a lensless imaging system was fabricated and incorporated into an imaging device. The hybrid filter consisted of ...
  • Guinto, Mark Christian; Haruta, Makito; Kurauchi, Yuki; Saigo, Taisuke; Kurasawa, Kazuki; Ryu, Sumika; Ohta, Yasumi; Kawahara, Mamiko; Takehara, Hironari; Tashiro, Hiroyuki; Sasagawa, Kiyotaka; Katsuki, Hiroshi; Ohta, Jun (Society of Photo-optical Instrumentation Engineers, 2022-02-14)
    Significance: Intrinsic optical signals (IOS) generated in the cortical tissue as a result of various interacting metabolic processes are used extensively to elucidate the underlying mechanisms that govern neurovascular ...
  • Sasagawa, Kiyotaka; Okada, Ryoma; Haruta, Makito; Takehara, Hironari; Tashiro, Hiroyuki; Ohta, Jun (Institute of Electrical and Electronics Engineers, 2022-01-28)
    In this article, We demonstrated an image sensor for detecting changes in polarization with high sensitivity. For this purpose, we constructed an optical system with a two-layer structure, comprising an external polarizer ...
  • Ohta, Yasumi; Murakami, Takaaki E.; Kawahara, Mamiko; Haruta, Makito; Takehara, Hironari; Tashiro, Hiroyuki; Sasagawa, Kiyotaka; Ohta, Jun; Akay, Metin; Akay, Yasemin M. (MDPI, 2022-01-20)
    Dopamine (DA) is the key regulator of reward behavior. The DA neurons in the ventral tegmental area (VTA) and their projection areas, which include the prefrontal cortex (PFC), nucleus accumbens (NAc), and amygdala, play ...
  • Olorocisimo, Joshua Philippe; Briones, Jeric; Sasagawa, Kiyotaka; Haruta, Makito; Takehara, Hironari; Tashiro, Hiroyuki; Ishida-Kitagawa, Norihiro; Bessho, Yasumasa; Ohta, Jun (Society of Photo-optical Instrumentation Engineers, 2021-11-03)
    Significance: Gene expression analysis is an important fundamental area of biomedical research. However, live gene expression imaging has proven challenging due to constraints in conventional optical devices and fluorescent ...
  • Orlosky, Jason; Sra, Misha; Bektaş, Kenan; Peng, Huaishu; Kim, Jeeeun; Kos’myna, Nataliya; Höllerer, Tobias; Steed, Anthony; Kiyokawa, Kiyoshi; Akşit, Kaan (Frontiers Media, 2021-11-29)
    In recent years, everyday activities such as work and socialization have steadily shifted to more remote and virtual settings. With the COVID-19 pandemic, the switch from physical to virtual has been accelerated, which has ...
  • 佐藤, 志貴; 赤間, 怜奈; 大内, 啓樹; 鈴木, 潤; 乾, 健太郎 (言語処理学会, 2022-03-15)
    雑談対話応答生成システムの日々の改良が望ましい方向に効いているか継続的に評価するといった用途として,システムを低コストで評価できる自動評価の枠組みの確立が求められている.しかし,BLEU など,応答生成の自動評価に広く用いられている既存の指標は人間との相関が低いことが報告されている.これは,一つの対話履歴に対し適切な応答が複数存在するという対話の性質に起因する.この性質の影響を受けにくいシステムの評価方法の一つに対話応答選択が考えられる ...
  • Zhang, Yan; Hu, Xiaodan; Kiyokawa, Kiyoshi; Isoyama, Naoya; Uchiyama, Hideaki; Hua, Hong (Optica, 2021-12-08)
    Mutual occlusion is an essential feature for augmented reality (AR) displays for allowing the virtual content to be clearly perceived under an excessively illuminated environment. Although a few works have been done to ...
  • Hattori, Ken; Sakai, Yuya; Pamasi, Liliany N.; Irmikimov, Aydar; Higashi, Takaaki; Yang, HaoBang; Shi, XiaoQian; Guo, FangZhun; Osaka, Ai I.; Tanaka, Hidekazu; Iimori, Takushi; Komori, Fumio; Hattori, Azusa N. (The Japan Society of Vacuum and Surface Science, 2022-07-28)
    The creation of three-dimensional (3D) geometrical shapes with atomically ordered surfaces and the investigation of their physical properties are major steps contributing to the development of a new paradigm in surface ...
  • 佐藤, 俊; 大内, 啓樹; 塙, 一晃; 佐々木, 翔大; 乾, 健太郎 (情報処理学会, 2021-07-20)
    ニューラルネットワークを用いたモデル(ニューラルモデル)によって,画像処理や自然言語処理の諸タスクにおける予測性能は飛躍的に向上した.一方で,「なぜモデルがそのような予測をしたのか」を理解することは,人間にとって極めて困難であることが指摘されている.予測の「説明性」に関する問題点に対して,k 近傍法のように訓練事例との類似度にもとづいて予測を行うモデルが近年注目を集めている.この種のモデルは事例ベースモデルと呼ばれ,予測への貢献度の高い ...

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