Materials https://lesc.dinfo.unifi.it/it it HDR License https://lesc.dinfo.unifi.it/en/node/232 <span class="field field--name-title field--type-string field--label-hidden">HDR License</span> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><p><strong>HDR License</strong></p> <p>Copyright (c) CSP Lab. (Communications &amp; Signal Processing Laboratory), Dept. Information Engineering, University of Florence, 2018</p> <p>All data provided in the 'HDR dataset' are made freely available for scientific, non-commercial purposes such as academic research, teaching, or personal experimentation. Permission is granted to use and copy the provided data given that you agree to the following coniditions:</p> <p>1. The provided data comes "AS IS", without express or implied warranty.<br /> 2. A reference to our paper  O. Al Shaya , P. Yang , R. Ni, Y. Zhao , and A. Piva, <a href="https://www.mdpi.com/1424-8220/18/11/3801">“A new dataset for source identification of High Dynamic Range images”</a>, Sensors, 2018, 18(11), 3801 is included in any published work using the provided data either as a whole or in parts.<br /> 3. You may not use or distribute the data or any derivative work for commercial purposes as, for example, licensing or selling the data, or using the data with a purpose to procure a commercial gain without written permission.<br /> 4. All copies or derivatives of the provided data must retain the above copyright notice, the license including all conditions and a link to the original website <a href="https://lesc.dinfo.unifi.it/en/datasets">https://lesc.dinfo.unifi.it/en/datasets</a>.<br /> 5. All rights not expressly granted to you are reserved by the authors.</p> </div> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/it/user/4" typeof="schema:Person" property="schema:name" datatype="">nozzoli</span></span> <span class="field field--name-created field--type-created field--label-hidden">Lun, 11/05/2018 - 10:22</span> <div class="field field--name-field-gruppo-di-ricerca field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Gruppo di ricerca</div> <div class="field__items"> <div class="field__item"><a href="/it/taxonomy/term/5" hreflang="it">IAPP</a></div> </div> </div> <div class="field field--name-field-area-di-ricerca field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Area di ricerca</div> <div class="field__items"> <div class="field__item"><a href="/taxonomy/term/17" hreflang="und">Multimedia Forensics</a></div> </div> </div> <div class="field field--name-field-tipo-di-contenuto field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Tipo di contenuto</div> <div class="field__item"><a href="/it/taxonomy/term/30" hreflang="it">Materiale</a></div> </div> <section class="field field--name-comment-node-book field--type-comment field--label-hidden comment-wrapper"> </section> Mon, 05 Nov 2018 09:20:41 +0000 nozzoli 232 at https://lesc.dinfo.unifi.it VISION Dataset License https://lesc.dinfo.unifi.it/en/node/230 <span class="field field--name-title field--type-string field--label-hidden">VISION Dataset License</span> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><p><strong>VISION Dataset License</strong></p> <p>Copyright (c) CSP Lab. (Communications &amp; Signal Processing Laboratory), Dept Information Engineering, University of Florence, 2017</p> <p>This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit <a href="http://creativecommons.org/licenses/by-sa/4.0/">http://creativecommons.org/licenses/by-sa/4.0/</a> or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.</p> <p>If you use this dataset for your research, please consider citing our paper (available at <a href="https://link.springer.com/article/10.1186/s13635-017-0067-2">https://link.springer.com/article/10.1186/s13635-017-0067-2</a>):</p> <p>@article{shullani2017vision,<br />   title={VISION: a video and image dataset for source identification},<br />   author={Shullani, Dasara and Fontani, Marco and Iuliani, Massimo and Al Shaya, Omar and Piva, Alessandro},<br />   journal={EURASIP Journal on Information Security},<br />   volume={2017},<br />   number={1},<br />   pages={1--16},<br />   year={2017},<br />   doi={<a href="https://doi.org/10.1186/s13635-017-0067-2">https://doi.org/10.1186/s13635-017-0067-2</a>},<br />   publisher={SpringerOpen}<br /> }</p> <p>Notes:<br /> In the following, we will provide some revised references on the REWIND project that in the paper above were missing or mistaken.<br /> [14.1] D. Vazquez-Padin and F. Perez-Gonzalez, <a href="http://www.gts.tsc.uvigo.es/gpsc/publications/wmark/wifs11_dvazquez_fperez.pdf">"Prefilter Design for Forensic Resampling Estimation"</a>, 2011 IEEE International Workshop on Information Forensics and Security (WIFS), Nov. 2011<br /> [14.2] D. Vazquez-Padin and P. Comesana, <a href="http://webs.uvigo.es/gpscuvigo/sites/default/files/publications/wifs2012_dvazquez_pcomesan.pdf">"ML estimation of the resampling factor"</a>, 2012 IEEE International Workshop on Information Forensics and Security (WIFS), pp.205,210, 2-5 Dec. 2012<br /> [16] P. Bestagini, S. Milani, M. Tagliasacchi, S. Tubaro, "Local tampering detection in video sequences", 2013 IEEE 15th International Workshop on Multimedia Signal Processing (MMSP), Pula, Italy, 2013</p> </div> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/it/user/4" typeof="schema:Person" property="schema:name" datatype="">nozzoli</span></span> <span class="field field--name-created field--type-created field--label-hidden">Lun, 11/05/2018 - 09:20</span> <div class="field field--name-field-gruppo-di-ricerca field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Gruppo di ricerca</div> <div class="field__items"> <div class="field__item"><a href="/it/taxonomy/term/5" hreflang="it">IAPP</a></div> </div> </div> <div class="field field--name-field-area-di-ricerca field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Area di ricerca</div> <div class="field__items"> <div class="field__item"><a href="/taxonomy/term/17" hreflang="und">Multimedia Forensics</a></div> </div> </div> <div class="field field--name-field-tipo-di-contenuto field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Tipo di contenuto</div> <div class="field__item"><a href="/it/taxonomy/term/30" hreflang="it">Materiale</a></div> </div> <section class="field field--name-comment-node-book field--type-comment field--label-hidden comment-wrapper"> </section> Mon, 05 Nov 2018 08:12:56 +0000 nozzoli 230 at https://lesc.dinfo.unifi.it CR/SDR Testbeds and Platforms https://lesc.dinfo.unifi.it/en/node/194 <span class="field field--name-title field--type-string field--label-hidden">Apparati e Piattaforme CR/SDR</span> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><p>Presso il laboratorio LESC sono disponibili i seguenti apparati:</p> <table border="1" cellpadding="1" cellspacing="1" style="width: 100%;"> <tbody> <tr> <td>Piattaforma/Apparato</td> <td>Descrizione</td> <td>Utilizzo principale</td> </tr> <tr> <td>Nutaq uSDR420 SDR FPGA Platform (2x)</td> <td>Hi-end software programmable radio design testbed based on FPGA (Virtex-6) capable of MIMO radio signals up to 28MHz of bandwidth in the frequency 300MHz-3GHz. Key feature are:  <ul> <li>SISO, dual-band and 2x2 MIMO RF transceivers</li> <li>Wide frequency range — 300 MHz–3 GHz</li> <li>Selectable bandwidth — 1.5–28 MHz</li> <li>Selectable RF bands with multistandard filter banks</li> <li>Multiple reference configurations and expansion modes</li> <li>Individually shielded RX and TX analog paths</li> <li>VITA 57.1 FMC — LPC one transceiver, HPC two transceivers</li> <li>Plug&amp;Play with Lyrtech Perseus cards</li> <li>ML605, Zedboard included reference designs</li> <li>Gnu Radio support for Nutaq SDR systems</li> <li>Gnu Radio support with Avnet's Zedboard</li> </ul> </td> <td>Cognitive Radio Design, Wireless Security, Wideband Wireless Standard emulation, SDR</td> </tr> <tr> <td>Ettus Research USRP v.1 (2x)</td> <td> <p><span style="line-height: 1.6em;">The USRP1 is the original Universal Software Radio Peripheral hardware and can stream up to 8 MS/s through the USB 2.0 host interface. It also contains connections for two full transmit and receive, and RX chains, which allows a system built with the USRP1 to provide superior transmit/receive isolation and dual-band operation.</span></p> </td> <td>OpenBTS, SDR</td> </tr> <tr> <td>Ettus Research USRP v.2 (2x)</td> <td> <p><span style="line-height: 1.6em;">The USRP N200 offers high-bandwidth, high-dynamic range processing capability. The Gigabit Ethernet interface of the USRP N200 allows high-speed streaming capability up to 50 MS/s in both directions (8-bit samples). These features, combined with plug-and-play MIMO capability make the USRP N200 an ideal candidate for software defined radio systems with demanding performance requirements.</span></p> </td> <td>OpenBTS, SDR</td> </tr> <tr> <td>USRP Daugherboards</td> <td> <p><span style="line-height: 1.6em;"> (2x) RFX900 Tx/Rx, </span><span style="line-height: 1.6em;">Freq Bandwidth(MHz): (</span><span style="line-height: 1.6em;">Full-Duplex) 750 MHz – 1050 MHz, </span><span style="line-height: 1.6em;">Power Output(mW): </span><span style="line-height: 1.6em;">30-200, </span><span style="line-height: 1.6em;">Noise Figure (dB): </span><span style="line-height: 1.6em;">5-10</span><br /> <span style="line-height: 1.6em;">(2x) RFX2400 Tx/Rx, Full-Duplex 2.3 GHz – 2.9 GHz 30 50 5-10</span><br /> <span style="line-height: 1.6em;">(2x) XCVR2450 Tx/Rx, Half-Duplex 2.4 GHz – 2.5 GHz 33 100 5-10</span></p> </td> <td>OpenBTS, SDR</td> </tr> <tr> <td>Agilent E4402B Spectrum Analyzer</td> <td>9 kHz to 3.0 GHz Digital Spectrum Analizer with Vector Analysis SW module.</td> <td>Signal measurements and radio device verification</td> </tr> <tr> <td>Tektronix Digital Oscilloscope TDS 2024</td> <td>Four channels digital storage oscilloscope, 2 Gsps, 200MHz </td> <td>Signal measurements and radio device verification</td> </tr> <tr> <td> <p>Sundance SMT8036 SDR Platform</p> </td> <td>The SMT8036 is a C64xx-based module (SMT365) combined with a dual high-speed ADC/DAC module (SMT370).<br /> SMT365 characteristics:<br /> ⇒ TMS320C6416 processor running at 600MHz<br /> ⇒ 16MB of ZBTRAM (133MHz)<br /> ⇒ 8MByte Flash ROM for boot code and FPGA programming<br /> ⇒ High bandwidth data I/O via 2 Sundance High-speed Buses (SHB).<br /> SMT370 characteristics:<br /> ⇒ Two 14-bit ADCs (AD6645-105) sampling at up to 105MHz,<br /> ⇒ Dual 16-bit TxDAC (AD9777) sampling at up to 400MHz (interpolation),<br /> ⇒ Two 20 MegaByte/s communication ports,<br /> ⇒ Xilinx Virtex-II FPGA,<br />  </td> <td>Satellite Signals Emulation, SDR</td> </tr> <tr> <td>Nallatech XtremeDSP Development Kit</td> <td> <p>The XtremeDSP Development Kit-IV is an ideal development platform for the Virtex-4 FPGA and provides an entry into the scalable DIME-II systems available from Nallatech. Its dual channel high performance ADCs and DACs, as well as the user programmable Virtex-4 device are ideal to implement high performance signal processing applications such as Software Defined Radio, 3G Wireless, Networking, HDTV or Video Imaging.<br /> Features:</p> <p> </p> <ul> <li><span style="line-height: 1.6em;">Xilinx Devices:  XC4SX35-10FF668</span></li> <li><span style="line-height: 1.6em;">Two independent ADC channels: AD6645 ADC (14-bits up to 105 MSPS)</span></li> <li><span style="line-height: 1.6em;">Two independent DAC channels: AD9772 DAC (14-bits up to 160 MSPS)</span></li> <li><span style="line-height: 1.6em;">Two banks of ZBT-SRAM (133 MHz, 512K x 32 bits per bank)</span></li> <li><span style="line-height: 1.6em;">Host interfacing via 3.3V/5V PCI 32-bit/33 MHz or JTAG interfaces</span></li> </ul> </td> <td>Complex Signals generation, interference emulation</td> </tr> <tr> <td>Xilinx IDE DSP System Edition 14</td> <td>FPGA Synthesis software bundle (incl. System Generator, model based Simulink integration)</td> <td>FPGA synthesis</td> </tr> </tbody> </table> <p> </p> </div> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/it/user/1" typeof="schema:Person" property="schema:name" datatype="">lescadmin</span></span> <span class="field field--name-created field--type-created field--label-hidden">Mer, 02/27/2013 - 15:01</span> <div class="field field--name-field-gruppo-di-ricerca field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Gruppo di ricerca</div> <div class="field__items"> <div class="field__item"><a href="/it/taxonomy/term/4" hreflang="it">SPWC</a></div> </div> </div> <div class="field field--name-field-area-di-ricerca field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Area di ricerca</div> <div class="field__items"> <div class="field__item"><a href="/taxonomy/term/21" hreflang="und">Cognitive Radio &amp; Software Defined Radio</a></div> </div> </div> <div class="field field--name-field-tipo-di-contenuto field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Tipo di contenuto</div> <div class="field__item"><a href="/it/taxonomy/term/30" hreflang="it">Materiale</a></div> </div> <div class="field field--name-field-research-group field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Research group</div> <div class="field__items"> <div class="field__item"><a href="/it/taxonomy/term/4" hreflang="it">SPWC</a></div> </div> </div> <div class="field field--name-field-content-type field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Content type</div> <div class="field__item"><a href="/it/taxonomy/term/30" hreflang="it">Materiale</a></div> </div> <div class="field field--name-field-research-area field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Research area</div> <div class="field__items"> <div class="field__item"><a href="/taxonomy/term/21" hreflang="und">Cognitive Radio &amp; Software Defined Radio</a></div> </div> </div> <section class="field field--name-comment-node-book field--type-comment field--label-hidden comment-wrapper"> </section> Wed, 27 Feb 2013 11:35:40 +0000 lescadmin 194 at https://lesc.dinfo.unifi.it Secure Signal Processing https://lesc.dinfo.unifi.it/it/node/188 <span class="field field--name-title field--type-string field--label-hidden">Secure Signal Processing</span> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-hidden field__item"><p><u><strong><a href="https://drive.google.com/open?id=11l6hZWlP3FJqjAp2UFYw852p3_6nADj1" style="font-family: Arial, Helvetica, sans-serif; font-size: 16px; text-decoration: initial; color: rgb(34, 41, 42);">e-FFT.rar</a></strong></u></p> <p>This archive includes a C++ prototype implementation of encrypted domain fast Fourier transform (e-FFT) based on Paillier homomorphic cryptosystem [1]. Both radix-2 and radix-4 decimation in time versions are provided. If you find the code useful, please cite the following reference:</p> <p>[1] T.Bianchi, A.Piva, M.Barni, <a href="http://iapp.dinfo.unifi.it/PubEngine/index.php?mode=DET&amp;id_pubblicazioni=173" style="font-family: Arial, Helvetica, sans-serif; color: rgb(0, 0, 204);" target="blank">"On the Implementation of the Discrete Fourier Transform in the Encrypted Domain",</a> <em>IEEE Transactions on Information Forensics and Security</em>, vol. 4, no. 1, Mar. 2009, pp. 86-97.</p> <h4><u><strong><a href="https://drive.google.com/open?id=11rADP5QpynElGyXbMjg-C9LP5OsMPj0E" style="text-decoration: initial; color: rgb(34, 41, 42);">e-DCT.rar</a></strong></u></h4> <p>This archive includes a C++ prototype implementation of encrypted domain discrete cosine transform (e-DCT) based on Paillier homomorphic cryptosystem [1]. It provides both standard and fast (based on Hou's algorithm) DCT-II and DCT-III. The archive also includes routines for composite representation [2] and a demo applying encrypted domain 8x8 block DCT/fast DCT using both standard and composite representations. If you find the code useful, please cite the following references:</p> <p>[1] T.Bianchi, A.Piva, M.Barni, <a href="http://iapp.dinfo.unifi.it/PubEngine/index.php?mode=DET&amp;id_pubblicazioni=211" style="font-family: Arial, Helvetica, sans-serif; color: rgb(0, 0, 204);" target="blank">"Encrypted Domain DCT based on Homomorphic Cryptosystems",  </a><em>EURASIP Journal on Information Security</em>, vol. 2009,  no. Article ID 716357,  2009,  pp. 12 pages.</p> <p>[2] T.Bianchi, A.Piva, M.Barni, <a href="http://iapp.dinfo.unifi.it/PubEngine/index.php?mode=DET&amp;id_pubblicazioni=213" style="font-family: Arial, Helvetica, sans-serif; color: rgb(0, 0, 204);" target="blank">"Composite Signal Representation for Fast and Storage-Efficient Processing of Encrypted Signals",  </a><em>IEEE Transactions on Information Forensics and Security</em>, vol. 5,  no. 1,  March 2010,  pp. 180-187.</p> <h4><u><strong><a href="https://drive.google.com/open?id=11ryjfJoM1Z7Pe70EDiBskP7nVfPSKcL8" style="text-decoration: initial; color: rgb(34, 41, 42);">ECoMark.rar</a></strong></u></h4> <p>This archive includes a C++ demo implementation of encrypted domain watermark embedding based on Paillier homomorphic cryptosystem and composite representation [1]. Different watermarking schemes (QIM, DC-QIM, RDM) and different encrypted domain embedding strategies are considered. If you find the code useful, please cite the following reference:</p> <p>[1] M.Deng, T.Bianchi, A.Piva, B.Preneel, <a href="http://iapp.dinfo.unifi.it/PubEngine/index.php?mode=DET&amp;id_pubblicazioni=206" style="font-family: Arial, Helvetica, sans-serif; color: rgb(0, 0, 204);" target="blank">"Efficient implementation of a buyer-seller watermarking protocol using a composite signal representation",  </a><em>Proceedings of the First International Workshop on Signal Processing in the EncryptEd Domain (SPEED 2009)</em>, Lausanne, Switzerland,  Sept. 2009.</p> <h4><u><strong><a href="https://drive.google.com/open?id=11trsk3ty5e0VbRtg4utEMfedFzqusFtS" style="text-decoration: initial; color: rgb(34, 41, 42);">stdmMark.rar</a></strong></u></h4> <p>This archive includes a prototype implementation of client-side spread transform dither modulation (ST-DM) based on look-up tables [1]. It provides three java applications implementing the three entities required by the client-side watermarking protocol: the Server, the Client, and the Trusted Third Party. A simple demo script show how to run the three entities to perform system setup, encryption, client-side joint decryption and watermarking, watermark detection. If you find the code useful, please cite the following reference:</p> <p>[1] A. Piva, T. Bianchi, A. De Rosa, <a href="http://iapp.dinfo.unifi.it/PubEngine/index.php?mode=DET&amp;id_pubblicazioni=212" style="font-family: Arial, Helvetica, sans-serif; color: rgb(0, 0, 204);" target="blank">"Secure Client-Side ST-DM Watermark Embedding",  </a><em>IEEE Transactions on Information Forensics and Security</em>, vol. 5,  no. 1,  March 2010,  pp. 13-26.</p> </div> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/it/user/4" typeof="schema:Person" property="schema:name" datatype="">nozzoli</span></span> <span class="field field--name-created field--type-created field--label-hidden">Lun, 01/21/2013 - 12:04</span> <div class="field field--name-field-area-di-ricerca field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Area di ricerca</div> <div class="field__items"> <div class="field__item"><a href="/taxonomy/term/12" hreflang="und">Security &amp; Privacy</a></div> </div> </div> <div class="field field--name-field-tipo-di-contenuto field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Tipo di contenuto</div> <div class="field__item"><a href="/it/taxonomy/term/30" hreflang="it">Materiale</a></div> </div> <div class="field field--name-field-research-group field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Research group</div> <div class="field__items"> <div class="field__item"><a href="/it/taxonomy/term/5" hreflang="it">IAPP</a></div> </div> </div> <section class="field field--name-comment-node-book field--type-comment field--label-hidden comment-wrapper"> </section> Mon, 21 Jan 2013 11:04:15 +0000 nozzoli 188 at https://lesc.dinfo.unifi.it