Distance-adaptive spectrum resource allocation in spectrum-sliced elastic optical path network [Topics in Optical Communications]. - Masahiko Jinno; Bartlomiej Kozicki; Hidehiko Takara; Atsushi Watanabe; Yoshiaki Sone; Takafumi Tanaka; Akira Hirano (IEEE Commun. Mag., 2010)

Distance-Adaptive Path Allocation in Elastic Optical Path Networks. - Bartlomiej Kozicki; Hidehiko Takara; Takafumi Tanaka; Yoshiaki Sone; Akira Hirano; Kazushige Yonenaga; Masahiko Jinno (IEICE Trans. Commun., 2011)

Support System for Software Development Exercise that Utilizes Activity Data Collected in Real Time from the Development Environment. - Takafumi Tanaka; Kazuki Mori; Hiroaki Hashiura; Atsuo Hazeyama; Seiichi Komiya (COMPSAC, 2013)

Wavelength defragmentation algorithm for transparent multi-ring networks with multiple fibers per link. - Akihiro Kadohata; Takafumi Tanaka; Fumikazu Inuzuka; Atsushi Watanabe; Akira Hirano (OFC/NFOEC, 2013)

Impact of Transponder Architecture on the Scalability of Optical Nodes in Elastic Optical Networks. - Takafumi Tanaka; Akira Hirano; Masahiko Jinno (IEEE Commun. Lett., 2013)

An in-operation IP-over-optical network planning method that supports unpredictable IP traffic transitions. - Takafumi Tanaka; Akira Hirano (ECOC, 2014)

An Environment for Collecting Fine-Grained Development Records to Help with Programming Exercise. - Hiroaki Hashiura; Kazuki Mori; Takafumi Tanaka; Atsuo Hazeyama; Seiichi Komiya (IIAI-AAI, 2014)

Proposals of a Method Detectiong Learners' Difficult Points in Object Modeling Exercises and a Tool to Support the Method. - Takafumi Tanaka; Kazuki Mori; Hiroaki Hashiura; Atsuo Hazeyama; Seiichi Komiya (IIAI-AAI, 2014)

Recent Advances in Elastic Optical Networking. - Takafumi Tanaka; Masahiko Jinno (IEICE Trans. Commun., 2014)

Do Learners to Create an Artifact with Good Quality Make a Number of Trials and Errors during the Editing Process? - Takafumi Tanaka; Atsuo Hazeyama; Hiroaki Hashiura; Seiichi Komiya (ACIT-CSI, 2015)

Subcarrier restoration for survivable multi-flow transponders in elastic optical networks. - Takafumi Tanaka; Tetsuro Inui; Wataru Imajuku; Akira Hirano (APCC, 2015)

Differential Reliability Path Accommodation Design and Reconfiguration in Virtualized Multi-Layer Transport Network. - Akihiro Kadohata; Takafumi Tanaka; Atsushi Watanabe; Akira Hirano; Hiroshi Hasegawa; Ken-ichi Sato (IEICE Trans. Commun., 2015)

Proposals of a Method Detecting Learners' Difficult Points in Object Modeling Exercises and a Tool to Support the Method. - Takafumi Tanaka; Kazuki Mori; Hiroaki Hashiura; Atsuo Hazeyama; Seiichi Komiya (Int. J. Softw. Innov., 2015)

A Method for Collecting Learners' Thinking Process in ER Modeling Exercises and Its Application Experiment. - Takafumi Tanaka; Hiroaki Hashiura; Atsuo Hazeyama; Seiichi Komiya; Yuki Hirai; Keiichi Kaneko (UIC/ATC/ScalCom/CBDCom/IoP/SmartWorld, 2016)

Rapid Restoration Sequence of Fiber Links and Communication Paths from Catastrophic Failures. - Akihiro Kadohata; Takafumi Tanaka; Wataru Imajuku; Fumikazu Inuzuka; Atsushi Watanabe (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Multiperiod IP-Over-Elastic Network Reconfiguration With Adaptive Bandwidth Resizing and Modulation. - Takafumi Tanaka; Tetsuro Inui; Akihiro Kadohata; Wataru Imajuku; Akira Hirano (JOCN, 2016)

Eliciting Requirements for Improving Users' Behavior Using Transparency. - Haruhiko Kaiya; Nobukazu Yoshioka; Hironori Washizaki; Takao Okubo; Atsuo Hazeyama; Shinpei Ogata; Takafumi Tanaka (APRES, 2017)

First Demonstration of Single-Mode MCF Transport Network with Crosstalk-Aware In-Service Optical Channel Control. - Klaus Pulverer; Takafumi Tanaka; Ulrich Häbel; Carlos Castro; Marc Bohn; Takayuki Mizuno; Akira Isoda; Kohki Shibahara; Tetsuro Inui; Yutaka Miyamoto; Yusuke Sasaki; Yoshimichi Amma; et al. (ECOC, 2017)

Preliminary Systematic Literature Review of Software and Systems Traceability. - Haruhiko Kaiya; Ryohei Sato; Atsuo Hazeyama; Shinpei Ogata; Takao Okubo; Takafumi Tanaka; Nobukazu Yoshioka; Hironori Washizaki (KES, 2017)

Security Requirement Modeling Support System Using Software Security Knowledge Base. - Atsuo Hazeyama; Shun'ichi Tanaka; Takafumi Tanaka; Hiroaki Hashiura; Seiji Munetoh; Takao Okubo; Haruhiko Kaiya; Hironori Washizaki; Nobukazu Yoshioka (COMPSAC (2), 2018)

Systematic Literature Review Regarding Communication Support in Project-Based Learning of Software Development. - Yutsuki Miyashita; Takafumi Tanaka; Atsuo Hazeyama (COMPSAC (1), 2018)

Novel ODU4 Path Protection Without Bit Disruption for Low Latency and Resilient Core/Metro Network. - Kei Kitamura; Fumikazu Inuzuka; Takafumi Tanaka; Akira Hirano (ECOC, 2018)

Seamless Learning Infrastructure for Finding Relationships Between Lectures and Practical Training. - Kousuke Mouri; Mohammad Nehal Hasnine; Takafumi Tanaka; Noriko Uosaki; Chengjiu Yin; Atsushi Shimada 001; Hiroaki Ogata (ICCE, 2018)

A Pairing Method Based on Characteristics of Learners' Artifacts in Conceptual Modeling Exercises. - Daiuske Ike; Takafumi Tanaka; Kousuke Mouri; Keiichi Kaneko (IIAI-AAI, 2018)

Design and Development of a Subtitle Summarization System for Vocabulary Learning. - Hiroharu Kawashima; Takafumi Tanaka; Kousuke Mouri; Keiichi Kaneko (IIAI-AAI, 2018)

Effectiveness of Automated Grading Tool Utilizing Similarity for Conceptual Modeling. - Yuta Ichinohe; Hiroaki Hashiura; Takafumi Tanaka; Atsuo Hazeyama; Hiroshi Takase (JCKBSE, 2018)

Learners' Self Checking and Its Effectiveness in Conceptual Data Modeling Exercises. - Takafumi Tanaka; Hiroaki Hashiura; Atsuo Hazeyama; Seiichi Komiya; Yuki Hirai; Keiichi Kaneko (IEICE Trans. Inf. Syst., 2018)

Field Demonstration of Real-Time Optical Network Diagnosis using Deep Neural Network and Telemetry. - Takafumi Tanaka; Seiki Kuwabara; Hideki Nishizawa; Tetsuro Inui; Shoukei Kobayashi; Akira Hirano (OFC, 2019)

CAT platform: Challenges Toward Autonomous Network Diagnosis. - Akira Hirano; Shoukei Kobayashi; Takuya Oda; Takafumi Tanaka; Seiki Kuwabara; Hideki Nishizawa (OECC/PSC, 2019)

Feasibility Experiment of Whitebox Packet Transponder Switch with TAI. - Seiki Kuwabara; Takafumi Tanaka; Hideki Nishizawa (OECC/PSC, 2019)

A System for Seamless Support from Security Requirements Analysis to Security Design Using a Software Security Knowledge Base. - Atsuo Hazeyama; Hikaru Miyahara; Takafumi Tanaka; Hironori Washizaki; Haruhiko Kaiya; Takao Okubo; Nobukazu Yoshioka (RE Workshops, 2019)

Intelligent Monitoring of Optical Fiber Bend Using Artificial Neural Networks Trained With Constellation Data. - Takafumi Tanaka; Wataru Kawakami; Seiki Kuwabara; Shoukei Kobayashi; Akira Hirano (IEEE Netw. Lett., 2019)

Enabling fully programmable transponder white boxes [Invited]. - Víctor López 001; Wataru Ishida; Arturo Mayoral; Takafumi Tanaka; Óscar González de Dios; Juan Pedro Fernández-Palacios (JOCN, 2020)

Autonomous network diagnosis from the carrier perspective [Invited]. - Takafumi Tanaka; Akira Hirano; Shoukei Kobayashi; Takuya Oda; Seiki Kuwabara; Andrew Lord; Paul Gunning; Óscar González de Dios; Víctor López 001; Arturo Mayoral Lopez-de-Lerma; Antonio Manzalini (JOCN, 2020)

Autonomous network diagnosis from the carrier perspective [Invited]: publisher's note. - Takafumi Tanaka; Akira Hirano; Shoukei Kobayashi; Takuya Oda; Seiki Kuwabara; Andrew Lord; Paul Gunning; Óscar González de Dios; Víctor López 001; Arturo Mayoral Lopez-de-Lerma; Antonio Manzalini (JOCN, 2020)

Mask RSA: End-To-End Reinforcement Learning-based Routing and Spectrum Assignment in Elastic Optical Networks. - Masayuki Shimoda; Takafumi Tanaka (ECOC, 2021)

Impact of Operational Mode Selection and Grooming Policies on Auxiliary Graph-Based Multi-layer Network Planning. - Takafumi Tanaka; Masayuki Shimoda (ECOC, 2021)

Power-saving Aware Optical Path Assignment for over-Peta-bit-throughput SDM Photonic Node. - Fumikazu Inuzuka; Toshifumi Nakamura; Hidemi Noguchi; Shigeyuki Yanagimachi; Takafumi Tanaka; Yutaka Miyamoto (OFC, 2021)

Systematic Literature Review of Security Pattern Research. - Hironori Washizaki; Tian Xia; Natsumi Kamata; Yoshiaki Fukazawa; Hideyuki Kanuka; Takehisa Kato; Masayuki Yoshino; Takao Okubo; Shinpei Ogata; Haruhiko Kaiya; Atsuo Hazeyama; Takafumi Tanaka; et al. (Inf., 2021)

Open whitebox architecture for smart integration of optical networking and data center technology [Invited]. - Hideki Nishizawa; Wataru Ishida; Yoshiaki Sone; Takafumi Tanaka; Seiki Kuwabara; Tetsuro Inui; Takeo Sasai; Masahito Tomizawa (JOCN, 2021)

Monitoring and diagnostic technologies using deep neural networks for predictive optical network maintenance [Invited]. - Takafumi Tanaka; Tetsuro Inui; Shingo Kawai; Seiki Kuwabara; Hideki Nishizawa (JOCN, 2021)

Visual Programming Environment for Learning Functional Programming Using Unit Test. - Kouki Asakawa; Takafumi Tanaka (IIAI-AAI, 2022)

A Support System for Programming Exercises Using Test-first Approach. - Kana Suetake; Takafumi Tanaka (IIAI-AAI, 2022)

SpiderTailed: A Tool for Detecting Presentation Failures Using Screenshots and DOM Extraction. - Takato Okajima; Takafumi Tanaka; Atsuo Hazeyama; Hiroaki Hashiura (JCKBSE, 2022)

Impact of Physical Topology Features on Performance of Optical Backbone Networks. - Katsuaki Higashimori; Takeru Inoue; Takafumi Tanaka; Fumikazu Inuzuka; Takuya Ohara (ONDM, 2022)

Effects of Pairing Methods Based on Digital Textbook Logs and Learner Artifacts in Conceptual Modeling Exercises. - Toshiki Nishio; Kousuke Mouri; Takafumi Tanaka; Masaru Okamoto; Yukihiro Matsubara (Int. J. Distance Educ. Technol., 2022)

DNN-based optical performance monitoring and its application for soft failure localization by multipoint estimation. - Takafumi Tanaka; Tetsuro Inui; Shingo Kawai (JOCN, 2022)

Efficient Routing Method for Reducing Significant Outages in Optical Networks. - Katsuaki Higashimori; Takafumi Tanaka; Takeru Inoue (GLOBECOM, 2023)

Development of a chatbot system based on learning and discussion status in pair work. - Toshiki Nishio; Kousuke Mouri; Masaru Okamoto; Yukihiro Matsubara; Takafumi Tanaka (IIAI-AAI, 2023)

A Tool for Supporting Round-Trip Engineering with the Ability to Avoid Unintended Design Changes. - Takahiro Yamazaki; Takafumi Tanaka; Atsuo Hazeyama; Hiroaki Hashiura (MODELSWARD, 2023)

UMLDS: A Round-Trip Engineering Support Tool to Avoid Unintended Design Changes. - Takahiro Yamazaki; Takafumi Tanaka; Atsuo Hazeyama; Hiroaki Hashiura (MODELSWARD (Revised Selected Papers), 2023)

Adaptive Traffic Grooming Using Reinforcement Learning in Multilayer Elastic Optical Networks. - Takafumi Tanaka (OFC, 2023)

Key physical topology features for optical backbone networks via a multilayer correlation analysis. - Katsuaki Higashimori; Takafumi Tanaka; Fumikazu Inuzuka; Takuya Ohara; Takeru Inoue (J. Opt. Commun. Netw., 2023)

Policy-Based Grooming, Route, Spectrum, and Operational Mode Planning in Dynamic Multilayer Networks. - Takafumi Tanaka; Hiroshi Hasegawa (IEICE Trans. Commun., 2023)

Pre- and post-processing techniques for reinforcement-learning-based routing and spectrum assignment in elastic optical networks. - Takafumi Tanaka; Masayuki Shimoda (J. Opt. Commun. Netw., 2023)

Routing problem for reducing significant outages in optical networks and its system analysis. - Katsuaki Higashimori; Takafumi Tanaka; Takeru Inoue (J. Opt. Commun. Netw., 2024)

Reinforcement-learning-based path planning in multilayer elastic optical networks [Invited]. - Takafumi Tanaka (J. Opt. Commun. Netw., 2024)

A Method for Assisting Novices Creating Class Diagrams Based on the Instructor's Class Layout. - Yuta Saito; Takehiro Kokubu; Takafumi Tanaka; Atsuo Hazeyama; Hiroaki Hashiura (CoRR, 2025)