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Learning Compact Visual Descriptors for Low Bit Rate Mobile Landmark Search
2013
The AI Magazine
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A significant trend is low bit rate visual search, where compact visual descriptors are extracted directly over a mobile and delivered as queries rather than raw images to reduce the query transmission ...
In this article, we introduce our work on low bit rate mobile landmark search, in which a compact yet discriminative landmark image descriptor is extracted by using location context such as GPS, crowd-sourced ...
landmark descriptors for low bit rate visual search. ...
doi:10.1609/aimag.v34i2.2469
fatcat:a26mz5iqs5dwtbuwdovlwaeoca
Towards low bit rate mobile visual search with multiple-channel coding
2011
Proceedings of the 19th ACM international conference on Multimedia - MM '11
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In this paper, we propose a multiple-channel coding scheme to extract compact visual descriptors for low bit rate mobile visual search. ...
We have deployed our scheme on both iPhone4 and HTC DESIRE 7 to search ten million landmark images in a low bit rate setting. ...
Towards low bit rate mobile visual search, previous local descriptors e.g. ...
doi:10.1145/2072298.2072372
dblp:conf/mm/JiDCYRCG11
fatcat:ir7dmmnitvg2fgdsitm376oqde
Visual Vocabulary Learning and Its Application to 3D and Mobile Visual Search
[article]
2012
arXiv
pre-print
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Especial focuses would be also given for the recent trends in supervised/unsupervised vocabulary optimization, compact descriptor for visual search, as well as in multi-view based 3D object representation ...
In this technical report, we review related works and recent trends in visual vocabulary based web image search, object recognition, mobile visual search, and 3D object retrieval. ...
Instead of sending an entire photo, sending such descriptors are compact enough to enable the low bit rate search. ...
arXiv:1207.7244v1
fatcat:b6y7yvvcu5davkwh3zuv762qq4
Sorting local descriptors for lowbit rate mobile visual search
2011
2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
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State-of-the-art mobile visual search systems put emphasis on developing compact visual descriptors [4][6], which enables low bit rate wireless transmission instead of delivering an entire query image. ...
We show that the performance degeneration of such lossy sorting is acceptable in our mobile landmark search applications. ...
Recent works have focused on extreme low bit rate visual descriptors such as [2][3][4][6], which are specially designed for the mobile visual search scenarios. ...
doi:10.1109/icassp.2011.5946582
dblp:conf/icassp/ChenDJYG11
fatcat:usqyqgls2fg2znep2t5ffsoz7u
Location Discriminative Vocabulary Coding for Mobile Landmark Search
2011
International Journal of Computer Vision
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As sending a query photo is time consuming, recent works have proposed to extract compact visual descriptors directly on the mobile end towards low bit rate transmission. ...
With the popularization of mobile devices, recent years have witnessed an emerging potential for mobile landmark search. ...
Instead of sending an entire photo, sending such descriptors are compact enough to enable the low bit rate search. ...
doi:10.1007/s11263-011-0472-9
fatcat:brazvefhczga5esado6svqvaw4
Learning multiple codebooks for low bit rate mobile visual search
2012
2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
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Compressing a query image's signature via vocabulary coding is an effective approach to low bit rate mobile visual search. ...
Index Terms-Mobile visual search, visual vocabulary, universal quantization, compact descriptor ...
Research efforts have been devoted to directly extracting visual descriptors on a mobile device for low bit rate query transmission. Beyond existing local descriptors (e.g. ...
doi:10.1109/icassp.2012.6288038
dblp:conf/icassp/LinD0JLG12
fatcat:ry4ghixlqbbn7nsqhwytqnrnfm
Towards compact topical descriptors
2012
2012 IEEE Conference on Computer Vision and Pattern Recognition
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In practice, we also implement our descriptor for a low bit rate mobile visual search application, i.e. sending compact descriptors instead of the image to reduce the query delivery latency. ...
We introduce a Compact Topical Descriptor to learn a compact yet discriminative image signature from the reference image corpus. ...
We also deploy our descriptor in a low bit rate mobile search system to provide location recognition in five metropolitans. ...
doi:10.1109/cvpr.2012.6248020
dblp:conf/cvpr/JiDCG12
fatcat:ms3w2fws5bb7hlt45eozhfornu
A lowbit rate vocabulary coding scheme for mobile landmark search
2011
2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
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We present a low bit rate vocabulary coding scheme in the context of mobile landmark search. ...
Our scheme exploits location cues to boost a compact subset of visual vocabulary, which is discriminative for visual search and incurs low bit rate query for efficient upstream wireless transmission. ...
Fig. 1 . 1 The developed mobile landmark search system.
Fig. 2 . 2 The proposed vocabulary coding pipeline for low bit rate wireless transmission. ...
doi:10.1109/icassp.2011.5946946
dblp:conf/icassp/JiDCYG11
fatcat:pplnxrjcgrhz5iltrstsflwhfq
PQ-WGLOH: A bit-rate scalable local feature descriptor
2012
2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
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In particular, the descriptor outperforms CHoG at the same bits on eight data sets contributed to MPEG Compact Descriptor for Visual Search(CDVS) Standardization. ...
In this paper, we propose a compact yet discriminative local descriptor which tackles the wireless query transmission latency in mobile visual search. ...
Towards low bit rate mobile visual search, we propose a compact yet discriminative local descriptor PQ-WGLOH. ...
doi:10.1109/icassp.2012.6288040
dblp:conf/icassp/WangDWG12
fatcat:6eiylmgobjhpbckkuqltuprhpy
Visual robot localization using compact binary landmarks
2010
2010 IEEE International Conference on Robotics and Automation
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This paper is concerned with the problem of mobile robot localization using a novel compact representation of visual landmarks. ...
In our contribution, we investigate the costperformance, the semantic gap, the saliency evaluation using the presented techniques as well as challenge to further reduce the resources (#bits) per landmark ...
INTRODUCTION This paper is concerned with the problem of mobile robot localization using a novel compact representation of visual landmarks. ...
doi:10.1109/robot.2010.5509579
dblp:conf/icra/IkedaT10
fatcat:6ogi7h7t6bgebnq7eefgc3dule
Selective aggregated descriptors for robust mobile image retrieval
2015
2015 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA)
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Towards low latency query transmission via wireless link, methods have been proposed to extract compact visual descriptors on mobile device and then send these descriptors to the server at low bit rates ...
In addition, the proposed method allows fast descriptor matching and less storage of visual descriptors for large database. ...
Recent works have proposed to extract compact visual descriptors of query images on the mobile device, and then send such descriptors over a wireless link at low bit rates (see Fig. 1(a) ). ...
doi:10.1109/apsipa.2015.7415497
dblp:conf/apsipa/LinWWCL15
fatcat:mjzl3uxwe5g4fgfuc6uh5oimka
Residual enhanced visual vector as a compact signature for mobile visual search
2013
Signal Processing
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Chen, et al., Residual enhanced visual vector as a compact signature for mobile visual search, Signal Processing (2012), http://dx. ...
Many mobile visual search (MVS) systems transmit query data from a mobile device to a remote server and search a database hosted on the server. ...
approach for typical values of d lda like d lda ¼ 32. ...
doi:10.1016/j.sigpro.2012.06.005
fatcat:jebotykn3jbe3d6n3erttzwqgy
Mobile video concept classification
2012
International Journal of Multimedia Information Retrieval
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Most previous systems focus on mobile visual search, i.e., to search images with visually duplicate or near-duplicate objects (e.g., products and landmarks). ...
On the mobile side, both visual and audio features are extracted from the input video, and these features are further compressed into compact hash bits for efficient transmission. ...
Alexander Loui from Eastman Kodak Company for the valuable discussions. ...
doi:10.1007/s13735-012-0027-z
fatcat:fj33j6m42rdlraazmwmmsijgye
Aggregation of Binary Feature Descriptors for Compact Scene Model Representation in Large Scale Structure-from-Motion Applications
[chapter]
2018
Lecture Notes in Computer Science
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All feature descriptors linked with one 3D scene point or landmark are represented by a single low-dimensional real-valued vector called a prototype. ...
In this paper we present an efficient method for aggregating binary feature descriptors to allow compact representation of 3D scene model in incremental structure-from-motion and SLAM applications. ...
Acknowledgement This research was supported by Google Sponsor Research Agreement under the project "Efficient visual localization on mobile devices". ...
doi:10.1007/978-3-030-00692-1_32
fatcat:4nt7nlw5u5fujhkituw6jvn3jm
Toward Compressed 3D Descriptors
2012
2012 Second International Conference on 3D Imaging, Modeling, Processing, Visualization & Transmission
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Visual search for mobile devices relies on transmitting wirelessly a compact representation of the query image, generally in the form of feature descriptors, to a remote server. ...
Given the impressive pace of growth of 3D video technology, we foresee 3D visual search applications for the mobile and the robotic market to become a reality. ...
visual search has also lead to establishment of an MPEG committee which is currently working on the definition of a new standard focused on Compact Descriptors for Visual Search (CDVS) 2 . ...
doi:10.1109/3dimpvt.2012.9
dblp:conf/3dim/MalagutiTSPS12
fatcat:pg6bt3xbcfbw7o4s3gfwgaodvy
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