Koji Takeda - RankMe

72 papers A* 1A 3C 3Misc 3Journal 17Unranked 45

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	High-Speed and High-Temperature-Operation III-V on Si Membrane DFB Lasers. OFC Koji Takeda, Takuro Fujii, Suguru Yamaoka, Tatsurou Hiraki, Yoshiho Maeda, Shinji Matsuo
2025	—	`conf`	Integrated Optical Link on Si Wafer Using Low Energy Membrane InP-based Photonic Devices. OFC Tatsurou Hiraki, Koji Takeda, Takuro Fujii, Takuma Aihara, Yoshiho Maeda, Hiroki Sugiyama, Tomonari Sato, Shinji Matsuo
2025	—	`conf`	Micro-transfer Printed Membrane Laser and Electroabsorption Modulator on Si waveguide Integrated with Polymer Spot-size Converter. OFC Yoshiho Maeda, Tatsurou Hiraki, Takuma Aihara, Hiroya Homma, Takuro Fujii, Koji Takeda, Tomonari Sato, Yasutomo Ota, Satoshi Iwamoto, Yasuhiko Arakawa, Shinji Matsuo
2025	—	`conf`	Micro-transfer Printed Widely Tunable Membrane Laser on a SiN Platform. ECOC Takuma Aihara, Yoshiho Maeda, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Tomonari Sato, Shinji Matsuo
2024	J	`jnl`	Data resource profile of an online database system for forensic mental health services. BMC Medical Informatics Decis. Mak. Junko Koike, Toshiaki Kono, Koji Takeda, Yuji Yamada, Chiyo Fujii, Naotsugu Hirabayashi
2024	—	`conf`	Process-tolerant III-V/Si Membrane Distributed Reflector Lasers and 50-Gb/s Direct Modulation at 80°C. OFC Koji Takeda, Takuro Fujii, Yoshiho Maeda, Toru Segawa, Shinji Matsuo
2024	—	`conf`	Uncooled Operation of Directly Modulated Membrane Laser with Buried Sapphire Layer on Si Substrate. OFC Tatsurou Hiraki, Yoshiho Maeda, Takuro Fujii, Koji Takeda, Takuma Aihara, Toru Segawa, Yasutomo Ota, Satoshi Iwamoto, Yasuhiko Arakawa, Shinji Matsuo
2024	J	`jnl`	Zero-shot Degree of Ill-posedness Estimation for Active Small Object Change Detection. CoRR Koji Takeda, Kanji Tanaka, Yoshimasa Nakamura, Asako Kanezaki
2023	J	`jnl`	Exploring Self-Attention for Visual Intersection Classification. J. Adv. Comput. Intell. Intell. Informatics Haruki Nakata, Kanji Tanaka, Koji Takeda
2023	J	`jnl`	Lifelong Change Detection: Continuous Domain Adaptation for Small Object Change Detection in Every Robot Navigation. CoRR Koji Takeda, Kanji Tanaka, Yoshimasa Nakamura
2023	Misc	`conf`	Lifelong Change Detection: Continuous Domain Adaptation for Small Object Change Detection in Everyday Robot Navigation. MVA Koji Takeda, Kanji Tanaka, Yoshimasa Nakamura
2023	—	`conf`	Uncooled Operation of Si Mach-Zehnder Modulator Integrated with Membrane Semiconductor Optical Amplifiers inside Interferometer Arms. OFC Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Hiroshi Fukuda, Takaaki Kakitsuka, Tai Tsuchizawa, Shinji Matsuo
2022	A	`conf`	Domain Invariant Siamese Attention Mask for Small Object Change Detection via Everyday Indoor Robot Navigation. IROS Koji Takeda, Kanji Tanaka, Yoshimasa Nakamura
2022	J	`jnl`	Domain Invariant Siamese Attention Mask for Small Object Change Detection via Everyday Indoor Robot Navigation. CoRR Koji Takeda, Kanji Tanaka, Yoshimasa Nakamura
2022	J	`jnl`	Exploring Self-Attention for Visual Intersection Classification. CoRR Haruki Nakata, Kanji Tanaka, Koji Takeda
2022	C	`conf`	TaylorMade Visual Burr Detection for High-mix Low-volume Production of Non-convex Cylindrical Metal Objects. ICPRAM Kyosuke Tashiro, Koji Takeda, Shogo Aoki, Haoming Ye, Hiroki Tomoe, Tanaka Kanji
2022	—	`conf`	XPM-Based Reservoir Computing Using Membrane MZM Integrated with SOAs on Si. OECC/PSC Takuma Tsurugaya, Tatsurou Hiraki, Takuma Aihara, Mitsumasa Nakajima, Nikolaos-Panteleimon Diamantopoulos, Koji Takeda, Toru Segawa, Shinji Matsuo
2021	—	`conf`	2-channel 112-Gbps NRZ Short-Reach Transmission Based on 60-GHz-Bandwidth Directly-Modulated Membrane Laser Array on Si. ECOC Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Suguru Yamaoka, Hidetaka Nishi, Koji Takeda, Tai Tsuchizawa, Toru Segawa, Takaaki Kakitsuka, Shinji Matsuo
2021	—	`conf`	8-ch, 160-nm-Wavelength-Range Membrane Laser Array Using Selective Epitaxy on InP-on-Insulator Substrate. OFC Takuro Fujii, Tomonari Sato, Nikolaos-Panteleimon Diamantopoulos, Koji Takeda, Hidetaka Nishi, Takuma Tsurugaya, Tai Tsuchizawa, Shinji Matsuo
2021	—	`conf`	Boosting Self-localization with Graph Convolutional Neural Networks. VISIGRAPP (5: VISAPP) Koji Takeda, Kanji Tanaka
2021	A*	`conf`	Dark Reciprocal-Rank: Teacher-to-student Knowledge Transfer from Self-localization Model to Graph-convolutional Neural Network. ICRA Koji Takeda, Kanji Tanaka
2021	J	`jnl`	TaylorMade VDD: Domain-adaptive Visual Defect Detector for High-mix Low-volume Production of Non-convex Cylindrical Metal Objects. CoRR Kyosuke Tashiro, Koji Takeda, Kanji Tanaka, Hiroki Tomoe
2020	—	`conf`	4×56-GBaud PAM-4 SDM Transmission over 5.9-km 125-µm-Cladding MCF using III-V-on-Si DMLs. OFC Nikolaos-Panteleimon Pandelis Diamantopoulos, Hidetaka Nishi, Takuro Fujii, Kota Shikama, Takashi Matsui, Koji Takeda, Takaaki Kakitsuka, Kazuhide Nakajima, Shinji Matsuo
2020	J	`jnl`	Dark Reciprocal-Rank: Boosting Graph-Convolutional Self-Localization Network via Teacher-to-student Knowledge Transfer. CoRR Koji Takeda, Kanji Tanaka
2020	—	`conf`	Femto-Farad Nanophotonic Devices for fJ/Bit Signal Conversion. OFC Kengo Nozaki, Shinji Matsuo, Takuro Fujii, Koji Takeda, Eiichi Kuramochi, Akihiko Shinya, Masaya Notomi
2020	—	`conf`	Heterogeneously Integrated Membrane DFB Laser and Si Mach-Zehnder Modulator on Si Photonics Platform. ECOC Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2020	—	`conf`	Mach-Zehnder Modulator using Membrane InGaAsP Phase Shifters and SOAs inside Interferometer Arms on Si Photonics Platform. OFC Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Takaaki Kakitsuka, Tai Tsuchizawa, Shinji Matsuo
2020	—	`conf`	Net 113-Gbps PAM-4 Transmission Using Membrane DML-on-Si with 0.34 pJ/bit at 50 °C. ECOC Nikolaos-Panteleimon Diamantopoulos, Suguru Yamaoka, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Shinji Matsuo
2020	—	`conf`	Net 321.24-Gb/s IMDD Transmission Based on a >100-GHz Bandwidth Directly-Modulated Laser. OFC Nikolaos-Panteleimon Diamantopoulos, Hiroshi Yamazaki, Suguru Yamaoka, Munehiko Nagatani, Hidetaka Nishi, Hiromasa Tanobe, Ryo Nakao, Takuro Fujii, Koji Takeda, Takaaki Kakitsuka, Hitoshi Wakita, Minoru Ida, Hideyuki Nosaka, Fumio Koyama, Yutaka Miyamoto, Shinji Matsuo
2020	—	`conf`	Si-waveguide-coupled Membrane InGaAsP-multiple-quantum-well Photodetector with Large Bandwidth at High Optical Input Power. OFC Yoshiho Maeda, Tatsurou Hiraki, Takuma Aihara, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Shinji Matsuo
2020	—	`conf`	Ultralow Power Dissipation Optical Interconnects: Directly Modulated Membrane Lasers and Photonics Crystal Lasers. ECOC Koji Takeda, Shinji Matsuo
2019	—	`conf`	56-Gbit/s Operations of Mach-Zehnder Modulators using 300-μm-Long Membrane InGaAsP Phase Shifters and SiN waveguides on Si. OFC Takuma Aihara, Tatsurou Hiraki, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2019	—	`conf`	ANN Equalizer for Performance Improvement of PAM-M Signals Using $1.3-\mu \mathrm{m}$ Membrane DML-on-Silicon. OECC/PSC Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2019	C	`conf`	Deep Intersection Classification Using First and Third Person Views. IV Koji Takeda, Kanji Tanaka
2019	Misc	`conf`	Invariant Spatial Information for Loop-Closure Detection. MVA Ryohei Yamamoto, Kanji Tanaka, Koji Takeda
2019	J	`jnl`	Place-specific Background Modeling Using Recursive Autoencoders. CoRR Kousuke Yamaguchi, Kanji Tanaka, Takuma Sugimoto, Rino Ide, Koji Takeda
2019	—	`conf`	Recursive Background Modeling with Place-specific Autoencoders for Large-scale Image Change Detection. ITSC Kousuke Yamaguchi, Tanaka Kanji, Takuma Sugimoto, Rino Ide, Koji Takeda
2019	J	`jnl`	Use of First and Third Person Views for Deep Intersection Classification. CoRR Koji Takeda, Kanji Tanaka
2018	—	`conf`	1-fJ/bit Direct Modulation of Photonic-Crystal Lasers. ECOC Koji Takeda, Takuro Fujii, Akihiko Shinya, Masaya Notomi, Takaaki Kakitsuka, Shinji Matsuo
2018	Misc	`conf`	Energy-Efficient 100-Gbps PAM Transmissions Using a 1.3-µm Membrane DML-on-Silicon. PSC Nikolaos-Panteleimon Diamantopoulos, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2018	—	`conf`	Energy-Efficient 120-Gbps DMT Transmission Using a 1.3-μm Membrane Laser on Si. OFC Nikolaos-Panteleimon Pandelis Diamantopoulos, Takuro Fujii, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2018	—	`conf`	Energy-Efficient 400G SDM Transmitter Based on DMT and a 1.3-sµm Membrane DML-Array-on-Si. ECOC Nikolaos-Panteleimon Diamantopoulos, Kota Shikama, Hidetaka Nishi, Takuro Fujii, Toshiki Kishi, Koji Takeda, Yoshiteru Abe, Takashi Matsui, Takaaki Kakitsuka, Hiroshi Fukuda, Kazuhide Nakajima, Shinji Matsuo
2018	—	`conf`	Heterogeneously Integrated III-V Lasers Fabricated Using Epitaxial Growth on an InP/SiO2/Si Substrate. OFC Takuro Fujii, Koji Takeda, Hidetaka Nishi, Shinji Matsuo
2018	—	`conf`	Heterogeneously Integrated Mach-Zehnder Modulator Using Membrane InGaAsP Phase Shifter and Hydrogen-Free SiN Waveguide on Si Platform. ECOC Tatsurou Hiraki, Takuma Aihara, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2018	—	`conf`	Lateral Current Injection Membrane Buried Heterostructure Lasers Integrated on 200-nm-thick Si Waveguide. OFC Takuma Aihara, Tatsurou Hiraki, Koji Takeda, Koichi Hasebe, Takuro Fujii, Tai Tsuchizawa, Takaaki Kakitsuka, Shinji Matsuo
2018	—	`conf`	Monolithic Integration of an 8-channel Directly Modulated Membrane-laser Array and a SiN AWG Filter on Si. OFC Hidetaka Nishi, Takuro Fujii, Nikolaos-Panteleimon Diamantopoulos, Koji Takeda, Erina Kanno, Takaaki Kakitsuka, Tai Tsuchizawa, Hiroshi Fukuda, Shinji Matsuo
2018	—	`conf`	Multicore-Fiber LC Receptacle with Compact Fan-in/Fan-out for Short-Reach Transceivers. OFC Kota Shikama, Yoshiteru Abe, Toshiki Kishi, Koji Takeda, Takuro Fujii, Hidetaka Nishi, Takashi Matsui, Atsushi Aratake, Kazuhide Nakajima, Shinji Matsuo
2017	—	`conf`	32-Gbit/s Heterogeneously Integrated Mach-Zehnder Modulator with 250μm-long III-V/Si MOS-capacitor Phase Shifter. ECOC Tatsurou Hiraki, Takuma Aihara, Koichi Hasebe, Takuro Fujii, Koji Takeda, Takaaki Kakitsuka, Tai Tsuchizawa, Hiroshi Fukuda, Shinji Matsuo
2017	—	`conf`	56-Gb/s VSB-PAM-4 over 80-km Using 1550-nm EA-DFB Laser and Reduced-Complexity Nonlinear Equalization. ECOC Nikolaos-Panteleimon Diamantopoulos, Wataru Kobayashi, Hidetaka Nishi, Koji Takeda, Takaaki Kakitsuka, Shinji Matsuo
2017	J	`jnl`	Evaluation of Device Parameters for Membrane Lasers on Si Fabricated with Active-Layer Bonding Followed by Epitaxial Growth. IEICE Trans. Electron. Takuro Fujii, Koji Takeda, Erina Kanno, Koichi Hasebe, Hidetaka Nishi, Tsuyoshi Yamamoto, Takaaki Kakitsuka, Shinji Matsuo
2017	—	`conf`	Heterogeneously integrated InP/Si metal-oxide-semiconductor capacitor Mach-Zehnder modulator. OFC Tatsurou Hiraki, Takuma Aihara, Koichi Hasebe, Takuro Fujii, Koji Takeda, Tai Tsuchizawa, Takaaki Kakitsuka, Hiroshi Fukuda, Shinji Matsuo
2017	—	`conf`	High Performance Epitaxially Grown III-V Membrane Lasers on Si. ECOC Takuro Fujii, Koji Takeda, Hidetaka Nishi, Shinji Matsuo
2017	J	`jnl`	Sub-fF-Capacitance Photonic-Crystal Photodetector Towards fJ/bit On-Chip Receiver. IEICE Trans. Electron. Kengo Nozaki, Shinji Matsuo, Koji Takeda, Takuro Fujii, Masaaki Ono, Abdul Shakoor, Eiichi Kuramochi, Masaya Notomi
2015	—	`conf`	Membrane distributed-reflector laser integrated with SiOx-based spot-size converter on Si platform. ECOC Hidetaka Nishi, Takuro Fujii, Koji Takeda, Koichi Hasebe, Takaaki Kakitsuka, Tai Tsuchizawa, Tsuyoshi Yamamoto, Koji Yamada, Shinji Matsuo
2014	—	`conf`	25-Gbit/s direct modulation of photonic-crystal lasers with a 10.5-fJ/bit energy cost for on/off-chip optical interconnects. ECOC Koji Takeda, Tomonari Sato, Takuro Fujii, Akihiko Shinya, Eiichi Kuramochi, Masaya Notomi, Koichi Hasebe, Takaaki Kakitsuka, Shinji Matsuo
2014	—	`conf`	50-Gbit/s operation of lateral pin diode structure electro-absorption modulator integrated DFB laser. ECOC Koichi Hasebe, Tomonari Sato, Koji Takeda, Takuro Fujii, Takaaki Kakitsuka, Shinji Matsuo
2014	—	`conf`	Ultralow operating energy of directly modulated DFB laser on SiO2/Si substrate. ECOC Shinji Matsuo, Takuro Fujii, Koichi Hasebe, Koji Takeda, Tomonari Sato, Takaaki Kakitsuka
2013	—	`conf`	Integrated on-chip optical links using photonic-crystal lasers and photodetectors with current blocking trenches. OFC/NFOEC Koji Takeda, Tomonari Sato, Akihiko Shinya, Kengo Nozaki, Hideaki Taniyama, Masaya Notomi, Koichi Hasebe, Takaaki Kakitsuka, Shinji Matsuo
2012	J	`jnl`	High-Temperature Operation of Photonic-Crystal Lasers for On-Chip Optical Interconnection. IEICE Trans. Electron. Koji Takeda, Tomonari Sato, Takaaki Kakitsuka, Akihiko Shinya, Kengo Nozaki, Chin-Hui Chen, Hideaki Taniyama, Masaya Notomi, Shinji Matsuo
2010	—	`conf`	Information Security Sharing of Networked Medical Organizations: Case Study of Remote Diagnostic Imaging. E-HEALTH Masayo Fujimoto, Koji Takeda, Tae Honma, Toshiaki Kawazoe, Noriko Aida, Hiroaki Hagiwara, Hideharu Sugimoto
2007	J	`jnl`	Bridge layer for content distribution. Syst. Comput. Jpn. Kilho Shin, Koji Takeda, Masahiro Taguchi, Hiroshi Yasuda, Terumasa Aoki
2006	J	`jnl`	All-optical packet switching and label buffering by MMI-BLD optical flip-flop. IEICE Electron. Express Mitsuru Takenaka, Koji Takeda, Yoshiaki Nakano
1999	—	`conf`	Evolutionary Approach to Revolutionary Use of Software Diagrams in Client-Designer Communication. HCI (1) Koji Takeda
1997	—	`conf`	ALAWAI: Agent Languages and AgentWare for Agent Invention. HCI (2) Koji Takeda, Mitsuyuki Inaba
1996	A	`conf`	Designing asynchronous parallel process networks for desirable autonomous robot behaviors. IROS Tetsushi Oka, Koji Takeda, Masayuki Inaba, Hirochika Inoue
1996	J	`jnl`	User Interface and Agent Prototyping for Flexible Working. IEEE Multim. Koji Takeda, Mitsuyuki Inaba, Kazuo Sugihara
1996	J	`jnl`	Vision-based adaptive and interactive behaviors in mechanical animals using the remote-brained approach. Robotics Auton. Syst. Masayuki Inaba, Satoshi Kagami, Fumio Kanehiro, Koji Takeda, Tetsushi Oka, Hirochika Inoue
1994	—	`conf`	Vision-Based Adaptive and Interactive Behaviors in Mechanical Animals Using the Remote-Brained Approach. IROS (Selected Papers) Masayuki Inaba, Satoshi Kagami, Tatsuya Ishikawa, Fumio Kanehiro, Koji Takeda, Hirochika Inoue
1994	A	`conf`	Vision-based adaptive and interactive behaviors in mechanical animals using the remote-brained approach. IROS Masayuki Inaba, Satoshi Kagami, Tatsuya Ishikawa, Fumio Kanehiro, Koji Takeda, Hirochika Inoue
1993	—	`conf`	An Approach to Animation of Software Specifications. VL Kazuo Sugihara, Koji Takeda, Mitsuyuki Inaba
1992	—	`conf`	Layout-by-Example: A Fuzzy Visual Language for Specifying Stereotypes of Diagram Layout. VL Kazuo Sugihara, Kazunari Yamamoto, Koji Takeda, Mitsuyuki Inaba
1992	C	`conf`	MERA: Meta Language for Software Engineering. SEKE Koji Takeda, David N. Chin, Isao Miyamoto