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Special Issue on Big Data From Space

Mihai Datcu, Jacqueline Le Moigne, Sveinung Loekken, Pierre Soille, Gui-Song Xia
2020 IEEE Transactions on Big Data  
The first article, Optical Compressive Imaging Technologies for Space Big Data, considers the Big Data problematic at its source.  ...  New sensing paradigms such as computational imaging and sensor networks involve on-board intelligence as well as methods of compressive sensing and data compression.  ... 
doi:10.1109/tbdata.2020.3015536 fatcat:euhth4dd4nfp3k5phmhr3tgi5m

Data Compression and Threshold Condition in Two Dimensional Static Modulation of Fourier Transform

2014 Asian Journal of Chemistry  
The effect of the data compression ratio and threshold condition for the data processing was discussed in the two dimensional Fourier transform technology for static modulation.  ...  The data compression and inverse Fourier transformed data were also discussed for fast data processing and transfer.  ...  The data compression rate was 20.1 and 304.4, respectively.Though the Fourier transformed images of (b) and (d) showed a big difference, it is not easy to find an identifiable distinction compared to that  ... 
doi:10.14233/ajchem.2014.17728 fatcat:uhsxa64a5nhdlapqe2xd53pjd4

2020 Index IEEE Transactions on Big Data Vol. 6

2021 IEEE Transactions on Big Data  
., +, TBData Dec. 2020 780-791 Optical Compressive Imaging Technologies for Space Big Data.  ...  ., +, TBData Dec. 2020 780-791 Image reconstruction Optical Compressive Imaging Technologies for Space Big Data.  ... 
doi:10.1109/tbdata.2021.3055661 fatcat:umqhfarwlbeclhgdvukhf25xbe

High-throughput Biological Cell Classification Featuring Real-time Optical Data Compression [article]

Bahram Jalali, Ata Mahjoubfar, Claire L. Chen
2015 arXiv   pre-print
This predicament calls for technologies that compress images in optical domain and in real-time.  ...  High throughput real-time instruments are needed to acquire large data sets for detection and classification of rare events.  ...  Driven by the necessity of solving this problem, we have recently introduced and demonstrated a categorically new data compression technology [18, 19] .  ... 
arXiv:1503.05834v1 fatcat:ivuaqz2yvbemjfcpntrxffpzxq

Unbalanced Big Data-Compatible Cloud Storage Method Based on Redundancy Elimination Technology

Tingting Yu, Baiyuan Ding
2022 Scientific Programming  
The collected data are classified and processed by classifier. The classified unbalanced big data are compressed by Huffman algorithm, and the data security is improved by data encryption.  ...  A new big data acquisition platform is designed based on Hadoop and NoSQL technologies. Through this platform, efficient unbalanced data acquisition is realized.  ...  optimization of optical fiber redundant data compression and realizes the optimal storage of optical fiber redundant data. e method can effectively compress the fiber redundant data and handle it more  ... 
doi:10.1155/2022/1371778 fatcat:zrifjmg3y5f3fd5wcradm2kzs4

Principles and applications of high-speed single-pixel imaging technology

Qiang Guo, Yu-xi Wang, Hong-wei Chen, Ming-hua Chen, Si-gang Yang, Shi-zhong Xie
2017 Frontiers of Information Technology & Electronic Engineering  
Single-pixel imaging (SPI) technology has garnered great interest within the last decade because of its ability to record high-resolution images using a single-pixel detector.  ...  However, the imaging speed of SPCs is governed by the response time of digital micromirror devices (DMDs) and the amount of compression of acquired images, leading to low (ms-level) temporal resolution  ...  Imaging flow cytometry The imaging flow analyzer based on STEAM faces the 'big data' problem.  ... 
doi:10.1631/fitee.1601719 fatcat:vhm6cnk2xne4xbuxkqynvrymuu

Challenges and Solutions for Utilizing Earth Observations in the "Big Data" era

Filchev Lachezar, Pashova Lyubka, Kolev Vasil, Frye Stuart
2018 Zenodo  
Main modern approaches for compressing, clustering and modelling EO in the geoinformation science for Big Data analysis, interpretation and visualization for a variety of applications are outlined.  ...  in the space and information technology sciences.  ... Recently scientists and academics have initiated an outreach programme "Geo for All"3 as a means of laying down strong foundations for Open Geospatial Science.  ... 
doi:10.5281/zenodo.2391936 fatcat:2jf66wudvffpbaobga5looemku

Report for mission selection of hyper resolution camera for Chinese Mars mission

Huadong Lian, Huang Wei, Tuotuo Li, Weigang Wang, Ruimin Fu, Nikos Karafolas, Bruno Cugny, Zoran Sodnik
2017 International Conference on Space Optics — ICSO 2016  
Image automatic identification based on feature extraction and image preview are used to take full advantage of data rate to get more valid data for scientific purpose.  ...  GSD and width Vary with time in one period Imaging Time Raw Data 4:1 Compress 8:1 Compress 16:1 Compress 32:1 Compress Preview Perigee 90623.94 22655.99 11327.99 5664.00 2832.00 22.12  ... 
doi:10.1117/12.2296111 fatcat:ivpq3o6pnbfy3hutm5ovi5fxei

Computational Imaging and Artificial Intelligence: The Next Revolution of Mobile Vision [article]

Jinli Suo, Weihang Zhang, Jin Gong, Xin Yuan, David J. Brady, Qionghai Dai
2021 arXiv   pre-print
Differently, Computational Imaging (CI) systems are designed to capture high-dimensional data in an encoded manner to provide more information for mobile vision systems.Thanks to AI, CI can now be used  ...  Traditional imaging systems based on the "capturing images first and processing afterwards" mechanism cannot meet this unprecedented demand.  ...  For instance, big data technology can help process and analyze large amount of collected data within allocated timing period.  ... 
arXiv:2109.08880v1 fatcat:nbwyxsweljagpb43nzwpk3lf7y

Monitoring Earth's shortwave reflectance: GEO instrument concept

Emily Brageot, Michael Mercury, Robert Green, Pantazis Mouroulis, David Gerwe
2015 2015 IEEE Aerospace Conference  
After a brief study of existing instruments and their capabilities, we choose to use a GEO constellation of up to 6 satellites as a platform for this instrument concept in order to achieve the revisit  ...  With an available downlink rate of 120 Mbits/s and the JPL 6 to 1 loss-less data compression technology [14] , the total data volume per day of 60.62 GB for one read can be downlinked in less than 1 hour  ...  Fast and Adaptive Lossless On- board Hyperspectral Data Compression System for Space Applications. IEEE Aerospace conference 2009. BIOGRAPHY Dr.  ... 
doi:10.1109/aero.2015.7119009 fatcat:4imq5ew22ja7fn2yfvzg5fitvq

Application of Low Bit Rate Coding Based on Nonlinear Data Prediction in Wireless Network Multimedia Communication

Wenmin Wang, Shenghui Li, Marvin Webb
2022 Scientific Programming  
The results show that compressing the original video to a suitable size for decoding and completing the output in a compatible format can realize the operation efficiency of the encoder and improve the  ...  For this, the iterative optimization method of contour height map contour, B-spline curve approximate contour, and control points is carried out to ensure that hearing and vision can achieve the clarity  ...  For video data, the main purpose of video coding is data compression. is is because the amount of pixel representation data of dynamic images is extremely huge, and the storage space and transmission bandwidth  ... 
doi:10.1155/2022/9428290 fatcat:pleknl2rvjc5tjlsnoao2lkou4

Roadmap on optical security

Bahram Javidi, Artur Carnicer, Masahiro Yamaguchi, Takanori Nomura, Elisabet Pérez-Cabré, María S Millán, Naveen K Nishchal, Roberto Torroba, John Fredy Barrera, Wenqi He, Xiang Peng, Adrian Stern (+16 others)
2016 Journal of Optics  
The second category is on compression for encryption. In their respective contributions, Alfalou and Stern propose similar goals involving compressed data and compressive sensing encryption.  ...  Free space optical technology has been investigated by many researchers in information security, encryption, and authentication.  ...  Acknowledgments The author sincerely acknowledges Dr Hiroyuki Suzuki, Tokyo Institute of Technology, Dr Kazuya Nakano, Tokyo University of Science, and Masafumi Takeda, Sundisk Corp. for exceptionally  ... 
doi:10.1088/2040-8978/18/8/083001 fatcat:xuffgvk4b5fu3hzikbq67wd5dm

Front Matter: Volume 9720

Keisuke Goda, Kevin K. Tsia
2016 High-Speed Biomedical Imaging and Spectroscopy: Toward Big Data Instrumentation and Management  
The publisher is not responsible for the validity of the information or for any outcomes resulting from reliance thereon.  ...  Please use the following format to cite material from these proceedings: Publication of record for individual papers is online in the SPIE Digital Library.  ...  Contents and Spectroscopy: Toward Big Data Instrumentation and Management, edited by Kevin K.  ... 
doi:10.1117/12.2239496 fatcat:ifqcwrmlvbhizjaalbrapzgqb4

Microdosing: Knowledge Distillation for GAN based Compression [article]

Leonhard Helminger, Roberto Azevedo, Abdelaziz Djelouah, Markus Gross, Christopher Schroers
2022 arXiv   pre-print
Recently, significant progress has been made in learned image and video compression.  ...  We investigate several aspects of our solution including sequence specialization with side information for image coding.  ...  Djelouah et al. [2019b] propose compressing and sending residuals in the latent space instead of residuals in the pixel space, which allows the reuse of the same image compression network for both keyframes  ... 
arXiv:2201.02624v1 fatcat:xpetpv6x6radna4iggo3c5k35i

Data Storage Technology: Coping by the Evolution

B. Pirenne
1994 Symposium - International astronomical union  
Future trends of the storage technology will be discussed in comparison with the expected data production rate of the next generation astronomical instruments.  ...  Currently available technological solutions will be reviewed.  ...  Data compression is available hardware-and software-wise. For astronomical purposes, where images are usually noisy, the existing hardware compression system are usually not well suited.  ... 
doi:10.1017/s0074180900047616 fatcat:rgxushvvhrabzc2jdchhheysz4
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