Search Results for author: Tanaka Kanji

Found 15 papers, 0 papers with code

Detection and Classification of Pole-like Landmarks for Domain-invariant 3D Point Cloud Map Matching

no code implementations11 May 2023 Sun Yifei, Li Dingrui, Ye Minying, Tanaka Kanji

In the former module, local pole map is constructed and its configuration is compared against a precomputed global pole map.

Attribute Computational Efficiency

Deep SIMBAD: Active Landmark-based Self-localization Using Ranking -based Scene Descriptor

no code implementations6 Sep 2021 Tanaka Kanji

In this study, we consider an active self-localization task by an active observer and present a novel reinforcement learning (RL)-based next-best-view (NBV) planner.

Q-Learning Reinforcement Learning (RL) +2

Fault-Diagnosing SLAM for Varying Scale Change Detection

no code implementations16 Sep 2019 Sugimoto Takuma, Yamaguchi Kousuke, Tanaka Kanji

To address this issue, we reconsider the bag-of-words (BoW) image representation, by exploiting its recent advances in terms of self-localization and change detection.

Anomaly Detection Change Detection +1

Mining Minimal Map-Segments for Visual Place Classifiers

no code implementations15 Sep 2019 Tanaka Kanji

In visual place recognition (VPR), map segmentation (MS) is a preprocessing technique used to partition a given view-sequence map into place classes (i. e., map segments) so that each class has good place-specific training images for a visual place classifier (VPC).

Segmentation Video Segmentation +2

Place-specific Background Modeling Using Recursive Autoencoders

no code implementations7 Apr 2019 Yamaguchi Kousuke, Tanaka Kanji, Sugimoto Takuma, Ide Rino, Takeda Koji

We introduce an efficient incremental recursive AE (rAE) training framework that recursively summarizes a large collection of background images into the AE set.

Anomaly Detection Change Detection +1

Long-Term Vehicle Localization by Recursive Knowledge Distillation

no code implementations7 Apr 2019 Hiroki Tomoe, Tanaka Kanji

Most of the current state-of-the-art frameworks for cross-season visual place recognition (CS-VPR) focus on domain adaptation (DA) to a single specific season.

Domain Adaptation Ensemble Learning +3

Scalable Change Retrieval Using Deep 3D Neural Codes

no code implementations7 Apr 2019 Kojima Yusuke, Tanaka Kanji, Yang Naiming, Hirota Yuji

We present a novel scalable framework for image change detection (ICD) from an on-board 3D imagery system.

Change Detection Image Retrieval +1

Detection-by-Localization: Maintenance-Free Change Object Detector

no code implementations14 Sep 2018 Tanaka Kanji

Recent researches demonstrate that self-localization performance is a very useful measure of likelihood-of-change (LoC) for change detection.

Change Detection Information Retrieval +2

Use of Generative Adversarial Network for Cross-Domain Change Detection

no code implementations24 Dec 2017 Yamaguchi Kousuke, Tanaka Kanji, Sugimoto Takuma

In general, change detection aims to identify interesting changes between a given query image and a reference image of the same scene taken at a different time.

Change Detection Generative Adversarial Network +3

Zero-Shot Learning to Manage a Large Number of Place-Specific Compressive Change Classifiers

no code implementations15 Sep 2017 Tanaka Kanji

In our contribution, the proposed algorithm is applied and evaluated on a practical long-term cross-season change detection system that consists of a large number of place-specific object-level change classifiers.

Change Detection Memorization +1

Unsupervised Place Discovery for Place-Specific Change Classifier

no code implementations7 Jun 2017 Fei Xiaoxiao, Tanaka Kanji

In this study, we address the problem of supervised change detection for robotic map learning applications, in which the aim is to train a place-specific change classifier (e. g., support vector machine (SVM)) to predict changes from a robot's view image.

Change Detection Open-Ended Question Answering +1

Change Detection under Global Viewpoint Uncertainty

no code implementations1 Mar 2017 Murase Tomoya, Tanaka Kanji

Our approach, which utilizes a compact bag-of-words (BoW) scene model, makes several contributions to the problem: 1) Two kinds of prior information are extracted from the view sequence map and used for change detection.

Change Detection Motion Detection +1

Unsupervised Place Discovery for Visual Place Classification

no code implementations21 Dec 2016 Fei Xiaoxiao, Tanaka Kanji, Inamoto Kouya

In this study, we explore the use of deep convolutional neural networks (DCNNs) in visual place classification for robotic mapping and localization.

Classification General Classification +1

Self-localization from Images with Small Overlap

no code implementations3 Mar 2016 Tanaka Kanji

With the recent success of visual features from deep convolutional neural networks (DCNN) in visual robot self-localization, it has become important and practical to address more general self-localization scenarios.

Retrieval

Leveraging Image based Prior for Visual Place Recognition

no code implementations13 May 2015 Tsukamoto Taisho, Tanaka Kanji

In this study, we propose a novel scene descriptor for visual place recognition.

Visual Place Recognition

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