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David Akopian
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- affiliation: University of Texas at San Antonio, Department of Electrical and Computer Engineering, TX, USA
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2020 – today
- 2024
- [j43]Ganesh Reddy Gunnam, Devasena Inupakutika, Rahul Mundlamuri, Sahak Kaghyan, David Akopian:
Assessing Performance of Cloud-Based Heterogeneous Chatbot Systems and A Case Study. IEEE Access 12: 81631-81645 (2024) - 2023
- [j42]Junhwan Lee, Erick Schmidt, Nikolaos Gatsis, David Akopian:
Detection and Mitigation of Spoofing Attacks Against Time Synchronization and Positioning. IEEE Access 11: 138986-139003 (2023) - [j41]Mohammad Nadim, David Akopian, Adolfo Matamoros:
A Comparative Assessment of Unsupervised Keyword Extraction Tools. IEEE Access 11: 144778-144798 (2023) - [c67]Ganesh Reddy Gunnam, Devasena Inupakutika, Rahul Mundlamuri, Sahak Kaghyan, David Akopian:
Data-driven approach for robust flood prediction. MOBMU 2023: 1-5 - [c66]Rahul Mundlamuri, Devasena Inupakutika, Ganesh Reddy Gunnam, Thinh Ngo, David Akopian:
An RF modulation recognition method using machine learning. MOBMU 2023: 1-5 - [c65]Mohammad Nadim, David Akopian, Adolfo Matamoros:
San Antonio Research Partnership Portal: Evaluating keyword extraction tools to automate matchmaking for community research partnership. MOBMU 2023: 1-6 - [i15]Mohammad Nadim, Wonjun Lee, David Akopian:
Kernel-level Rootkit Detection, Prevention and Behavior Profiling: A Taxonomy and Survey. CoRR abs/2304.00473 (2023) - 2022
- [j40]Devasena Inupakutika, Gerson Rodriguez, David Akopian, Palden Lama, Patricia Chalela, Amelie G. Ramirez:
On the Performance of Cloud-Based mHealth Applications: A Methodology on Measuring Service Response Time and a Case Study. IEEE Access 10: 53208-53224 (2022) - [c64]Ganesh Reddy Gunnam, Devasena Inupakutika, Rahul Mundlamuri, Sahak Kaghyan, David Akopian:
Chatbot integrated with machine learning deployed in the cloud and performance evaluation. MOBMU 2022: 1-5 - [c63]Rahul Mundlamuri, Devasena Inupakutika, Krishna Sandeep Ayyagari, Ganesh Reddy Gunnam, David Akopian:
A robust indoor localization approach exploiting multipath. MOBMU 2022: 1-5 - [c62]Rahul Mundlamuri, Devasena Inupakutika, Ganesh Reddy Gunnam, Sahak Kaghyan, David Akopian:
Chatbot integration with Google Dialogflow environment for conversational intervention. MOBMU 2022: 1-5 - [c61]Mohammad Nadim, David Akopian, Adolfo Matamoros:
Community research partnership: A case study of San Antonio Research Partnership Portal. MOBMU 2022: 1-6 - [c60]Devasena Inupakutika, Bridget Davis, Qirui Yang, Daniel Kim, David Akopian:
Quantifying Performance Gains of GPUDirect Storage. NAS 2022: 1-9 - [e11]David Akopian, Reiner Creutzburg:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2022, MOBMU 2022, online, January 15-26, 2022. Society for Imaging Science and Technology 2022 [contents] - 2021
- [c59]Devasena Inupakutika, Mohammad Nadim, Ganesh Reddy Gunnam, Sahak Kaghyan, David Akopian, Patricia Chalela, Amelie G. Ramirez:
Integration of NLP and Speech-to-text Applications with Chatbots. MOBMU 2021: 1-6 - [c58]Mohammad Nadim, Wonjun Lee, David Akopian:
Characteristic Features of the Kernel-level Rootkit for Learning-based Detection Model Training. MOBMU 2021: 1-6 - [c57]Franziska Schwarz, Klaus Schwarz, Daniel Fuchs, Reiner Creutzburg, David Akopian:
Firmware Vulnerability Analysis of Widely Used Low-Budget TP-Link Routers. MOBMU 2021: 1-11 - [e10]David Akopian, Reiner Creutzburg:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2021, MOBMU 2021, online, January 11-28, 2021. Society for Imaging Science and Technology 2021 [contents] - 2020
- [j39]Junhwan Lee, Ahmad F. Taha, Nikolaos Gatsis, David Akopian:
Tuning-Free, Low Memory Robust Estimator to Mitigate GPS Spoofing Attacks. IEEE Control. Syst. Lett. 4(1): 145-150 (2020) - [j38]Devasena Inupakutika, Sahak Kaghyan, David Akopian, Patricia Chalela, Amelie G. Ramirez:
Facilitating the development of cross-platform mHealth applications for chronic supportive care and a case study. J. Biomed. Informatics 105: 103420 (2020) - [j37]Jafet Morales, Gerson Rodriguez, Grant Huang, David Akopian:
Toward UAV Control via Cellular Networks: Delay Profiles, Delay Modeling, and a Case Study Within the 5-mile Range. IEEE Trans. Aerosp. Electron. Syst. 56(5): 4132-4151 (2020) - [j36]Erick Schmidt, Nikolaos Gatsis, David Akopian:
A GPS Spoofing Detection and Classification Correlator-Based Technique Using the LASSO. IEEE Trans. Aerosp. Electron. Syst. 56(6): 4224-4237 (2020) - [c56]Devasena Inupakutika, David Akopian, Patricia Chalela, Amelie G. Ramirez:
Performance analysis of Mobile Cloud Computing Architectures for mHealth app. MOBMU 2020: 1-7 - [c55]Gerson Rodriguez, Devasena Inupakutika, Sahak Kaghyan, David Akopian, Palden Lama, Patricia Chalela, Amelie G. Ramirez:
Performance Assessment of mHealth Apps. PerCom Workshops 2020: 1-7 - [c54]Erick Schmidt, Nikolaos Gatsis, David Akopian:
High-Resolution Correlator Based Detection of GPS Spoofing Attacks Using the LASSO. PLANS 2020: 1196-1201 - [e9]David Akopian, Reiner Creutzburg:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2020, Burlingame, CA, USA, January 26-30, 2020. Society for Imaging Science and Technology 2020 [contents] - [i14]Erick Schmidt, Nikolaos Gatsis, David Akopian:
A GPS spoofing detection and classification correlator-based technique using the LASSO. CoRR abs/2004.13900 (2020)
2010 – 2019
- 2019
- [j35]Erick Schmidt, Devasena Inupakutika, Rahul Mundlamuri, David Akopian:
SDR-Fi: Deep-Learning-Based Indoor Positioning via Software-Defined Radio. IEEE Access 7: 145784-145797 (2019) - [j34]Erick Schmidt, Zachary Ruble, David Akopian, Daniel J. Pack:
Software-Defined Radio GNSS Instrumentation for Spoofing Mitigation: A Review and a Case Study. IEEE Trans. Instrum. Meas. 68(8): 2768-2784 (2019) - [j33]Grant Huang, Brian K. Taylor, David Akopian:
A Low-Cost Approach of Magnetic Field-Based Location Validation for Global Navigation Satellite Systems. IEEE Trans. Instrum. Meas. 68(12): 4937-4944 (2019) - [i13]Erick Schmidt, Zach A. Ruble, David Akopian, Daniel J. Pack:
Software-Defined Radio GNSS Instrumentation for Spoofing Mitigation: A Review and a Case Study. CoRR abs/1901.03434 (2019) - [i12]Erick Schmidt, Misbahuddin A. Mohammed, David Akopian:
A Performance Study of a Fast-Rate WLAN Fingerprint Measurement Collection Method. CoRR abs/1902.05646 (2019) - [i11]Erick Schmidt, David Akopian, Daniel J. Pack:
Development of a Real-Time Software-Defined Radio GPS Receiver Exploiting a LabVIEW-based Instrumentation Environment. CoRR abs/1902.07095 (2019) - [i10]Junhwan Lee, Ahmad F. Taha, Nikolaos Gatsis, David Akopian:
Tuning-Free, Low Memory Robust Estimator to Mitigate GPS Spoofing Attacks. CoRR abs/1906.03928 (2019) - [i9]Erick Schmidt, Zach A. Ruble, David Akopian, Daniel J. Pack:
A Reduced Complexity Cross-correlation Interference Mitigation Technique on a Real-time Software-defined Radio GPS L1 Receiver. CoRR abs/1907.00460 (2019) - [i8]Erick Schmidt, David Akopian:
Exploiting Acceleration Features of LabVIEW platform for Real-Time GNSS Software Receiver Optimization. CoRR abs/1907.00463 (2019) - [i7]Erick Schmidt, David Akopian:
Fast prototyping of an SDR WLAN 802.11b receiver for an indoor positioning system. CoRR abs/1907.00465 (2019) - [i6]Erick Schmidt, David Akopian:
A Fast-rate WLAN Measurement Tool for Improved Miss-rate in Indoor Navigation. CoRR abs/1907.00468 (2019) - [i5]Erick Schmidt, David Akopian:
Indoor positioning system using WLAN channel estimates as fingerprints for mobile devices. CoRR abs/1907.00478 (2019) - 2018
- [j32]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian, Ahmad F. Taha:
Real-Time Rejection and Mitigation of Time Synchronization Attacks on the Global Positioning System. IEEE Trans. Ind. Electron. 65(8): 6425-6435 (2018) - [j31]Erick Schmidt, David Akopian, Daniel J. Pack:
Development of a Real-Time Software-Defined GPS Receiver in a LabVIEW-Based Instrumentation Environment. IEEE Trans. Instrum. Meas. 67(9): 2082-2096 (2018) - [j30]Erick Schmidt, Misbahuddin A. Mohammed, David Akopian:
A Performance Study of a Fast-Rate WLAN Fingerprint Measurement Collection Method. IEEE Trans. Instrum. Meas. 67(10): 2273-2281 (2018) - [c53]Devasena Inupakutika, Chetan Basutkar, Sahak Kaghyan, David Akopian, Patricia Chalela, Amelie G. Ramirez, Alfred Mcalister:
Designing Apps Interoperable and Functional on Multiple Mobile Platforms using Google Environment. MOBMU 2018: 1-11 - [c52]Devasena Inupakutika, Girish Vaidyanathan Natarajan, Sahak Kaghyan, David Akopian, Martin Evans, Zenong Yin, Deborah Parra-Medina:
An Integration of Health Tracking Sensor Applications and eLearning Environments for Cloud-Based Health Promotion Campaigns. MOBMU 2018: 1-8 - [c51]Sahak Kaghyan, Shubham Sarpal, Andrei Zorilescu, David Akopian:
Review of Interactive Communication Systems for Business-to-Business (B2B) Services. MOBMU 2018: 1-11 - [c50]Erick Schmidt, Zach A. Ruble, David Akopian, Daniel J. Pack:
A reduced complexity cross-correlation interference mitigation technique on a real-time software-defined radio GPS L1 receiver. PLANS 2018: 931-939 - [c49]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian:
Evaluation of the detection and mitigation of time synchronization attacks on the global positioning system. PLANS 2018: 1368-1371 - [e8]David Akopian, Reiner Creutzburg:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2018, Burlingame, CA, USA, January 28 - February 1, 2018. Society for Imaging Science and Technology 2018 [contents] - [i4]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian, Ahmad F. Taha:
Real-Time Rejection and Mitigation of Time Synchronization Attacks on the Global Positioning System. CoRR abs/1802.01649 (2018) - 2017
- [j29]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian:
Modern WLAN Fingerprinting Indoor Positioning Methods and Deployment Challenges. IEEE Commun. Surv. Tutorials 19(3): 1974-2002 (2017) - [j28]Ali Khalajmehrabadi, Nikolaos Gatsis, Daniel J. Pack, David Akopian:
A Joint Indoor WLAN Localization and Outlier Detection Scheme Using LASSO and Elastic-Net Optimization Techniques. IEEE Trans. Mob. Comput. 16(8): 2079-2092 (2017) - [j27]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian:
Structured Group Sparsity: A Novel Indoor WLAN Localization, Outlier Detection, and Radio Map Interpolation Scheme. IEEE Trans. Veh. Technol. 66(7): 6498-6510 (2017) - [c48]David Akopian, Ali Khalajmehrabadi, Nikolaos Gatsis:
Introduction to WLAN-Based Indoor Positioning of Mobile Devices. MOBMU 2017: 5-14 - [c47]Brian Bendele, David Akopian:
A study of IoT MQTT control packet behavior and its effect on communication delays. MOBMU 2017: 120-129 - [c46]Jafet Morales, Rodrigo Escobar, Sahak Kaghyan, Girish Vaidyanathan Natarajan, David Akopian, Patricia Chalela, Amelie G. Ramirez, Alfred Mcalister:
Two-Tier State-Machine Programming for Messaging Applications. MOBMU 2017: 155-163 - [e7]David Akopian, Reiner Creutzburg:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2017, Burlingame, CA, USA, January 29 - February 2, 2017. Society for Imaging Science and Technology 2017 [contents] - 2016
- [c45]Ali Khalajmehrabadi, David Akopian, Daniel J. Pack:
Range-based trilateration using multipurpose cost function optimization with Lagrangian multipliers. PLANS 2016: 118-121 - [c44]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian:
Indoor WLAN localization using group sparsity optimization technique. PLANS 2016: 584-588 - [e6]Reiner Creutzburg, David Akopian:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2016, San Francisco, CA, USA, February 14-18, 2016. Society for Imaging Science and Technology 2016 [contents] - [i3]Ali Khalajmehrabadi, Nikolaos Gatsis, Daniel J. Pack, David Akopian:
A Joint Indoor WLAN Localization and Outlier Detection Scheme Using LASSO and Elastic-Net Optimization Techniques. CoRR abs/1610.05419 (2016) - [i2]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian:
Structured Group Sparsity: A Novel Indoor WLAN Localization, Outlier Detection, and Radio Map Interpolation Scheme. CoRR abs/1610.05421 (2016) - [i1]Ali Khalajmehrabadi, Nikolaos Gatsis, David Akopian:
Modern WLAN Fingerprinting Indoor Positioning Methods and Deployment Challenges. CoRR abs/1610.05424 (2016) - 2015
- [j26]Andre M. Mayers, Patrick J. Benavidez, G. V. S. Raju, David Akopian, Mo M. Jamshidi:
A Closed-Loop Transmission Power Control System Using a Nonlinear Approximation of Power-Time Curve. IEEE Syst. J. 9(3): 1011-1019 (2015) - [j25]Grant Huang, David Akopian, C. L. Philip Chen:
Network delay modeling for assisted GPS. IEEE Trans. Aerosp. Electron. Syst. 51(1): 52-64 (2015) - [c43]Lakshmipathi Aaleswara, David Akopian, Anthony T. Chronopoulos:
A privacy protection for an mHealth messaging system. MOBMU 2015: 94110S - [c42]Sahak Kaghyan, David Akopian, Hakob G. Sarukhanyan:
Platform-dependent optimization considerations for mHealth applications. MOBMU 2015: 94110K - [c41]Erick Schmidt, David Akopian:
Indoor positioning system using WLAN channel estimates as fingerprints for mobile devices. MOBMU 2015: 94110R - [c40]Rodrigo Escobar, David Akopian, Rajendra V. Boppana:
A sensor data format incorporating battery charge information for smartphone-based mHealth applications. MOBMU 2015: 941103 - [c39]Brian Kelley, Gonzalo De La Torre Parra, David Akopian:
Cognitive interference avoidance in 4th generation GPS. SoSE 2015: 410-415 - [e5]Reiner Creutzburg, David Akopian:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2015, San Francisco, California, USA, February 8-12, 2015. SPIE Proceedings 9411, SPIE 2015, ISBN 9781628415018 [contents] - 2014
- [j24]Andre M. Mayers, Patrick Benavidez, G. V. S. Raju, David Akopian, Mo M. Jamshidi:
Closed Loop Power Control Using Third Order Quadratic Approximator. Int. J. Wirel. Inf. Networks 21(2): 125-132 (2014) - [j23]Andreas Gampe, Arsen Melkonyan, Murillo Pontual, David Akopian:
An Assessment of Remote Laboratory Experiments in Radio Communication. IEEE Trans. Educ. 57(1): 12-19 (2014) - [j22]Arsen Melkonyan, Andreas Gampe, Murillo Pontual, Grant Huang, David Akopian:
Facilitating Remote Laboratory Deployments Using a Relay Gateway Server Architecture. IEEE Trans. Ind. Electron. 61(1): 477-485 (2014) - [j21]Grant Huang, David Akopian, C. L. Philip Chen:
Measurement and Modeling of Network Delays for MS-Based A-GPS Assistance Delivery. IEEE Trans. Instrum. Meas. 63(8): 1896-1906 (2014) - [j20]Arpine Soghoyan, Adnan Suleiman, David Akopian:
A Development and Testing Instrumentation for GPS Software Defined Radio With Fast FPGA Prototyping Support. IEEE Trans. Instrum. Meas. 63(8): 2001-2012 (2014) - [j19]Grant Huang, David Akopian, C. L. Philip Chen:
Measurement and Characterization of Channel Delays for Broadband Power Line Communications. IEEE Trans. Instrum. Meas. 63(11): 2583-2590 (2014) - [c38]Jafet Morales, David Akopian, Sos S. Agaian:
Human activity recognition by smartphones regardless of device orientation. MOBMU 2014: 90300I - [c37]Jafet Morales, David Akopian, Sos S. Agaian:
Dealing with faulty measurements in WLAN indoor positioning. MOBMU 2014: 90300P - [c36]Anirban Saha, David Akopian:
Indoor positioning system using WLAN multipath signals as fingerprints for mobile devices. MOBMU 2014: 90300H - [c35]Rudresh Gandhinagar Ekanthappa, Rodrigo Escobar, Achot Matevossian, David Akopian:
A remote laboratory for USRP-based software defined radio. MOBMU 2014: 903003 - [c34]Sos S. Agaian, Mehdi Roopaei, David Akopian:
Thermal-image quality measurements. ICASSP 2014: 2779-2783 - [c33]Mehdi Roopaei, Sos S. Agaian, Mehdi Shadaram, David Akopian, Hélio Rios:
Thermal conditions of breast cancer progress-treatment. SMC 2014: 642-647 - [e4]Reiner Creutzburg, David Akopian:
Mobile Devices and Multimedia: Enabling Technologies, Algorithms, and Applications 2014, San Francisco, California, USA, February 2-6, 2014. SPIE Proceedings 9030, SPIE 2014, ISBN 9780819499479 [contents] - 2013
- [j18]David Akopian, Arsen Melkonyan, Santosh C. Golgani, Timothy T. Yuen, Can Saygin:
A Template-Based Short Course Concept on Android Application Development. J. Inf. Technol. Educ. Innov. Pract. 12: 13-28 (2013) - [j17]David Akopian, Phanikrishna Sagiraju, Brent Nowak:
Fast Time-Recursive Block Correlators for Pseudorandom Sequences. IEEE Trans. Circuits Syst. I Regul. Pap. 60-I(7): 1835-1844 (2013) - [c32]Rodrigo Escobar, David Akopian, Deborah Parra-Medina, Laura Esparza:
MessageSpace: a messaging system for health research. Multimedia Content and Mobile Devices 2013: 86670V - [c31]Sahak Kaghyan, Hakob Sarukhanyan, David Akopian:
Human movement activity classification approaches that use wearable sensors and mobile devices. Multimedia Content and Mobile Devices 2013: 86670O - [c30]David Akopian, Arpine Soghoyan:
A LabVIEW-based fast prototyping software defined GPS receiver platform. GlobalSIP 2013: 1230-1233 - [c29]Andre M. Mayers, Patrick Benavidez, G. V. S. Raju, David Akopian, Mo M. Jamshidi:
A novel BER-feedback power control algorithm for Personal Area Network Devices. SysCon 2013: 370-375 - [c28]Andre M. Mayers, B. Kone, G. V. S. Raju, David Akopian:
An adaptive stochastic-based M-ary Modulation extension algorithm for short range wireless CRs. WTS 2013: 1-6 - [e3]Dietmar Wüller, Kevin J. Matherson, Reiner Creutzburg, David Akopian, Todor G. Georgiev, Andrew Lumsdaine, Cees G. M. Snoek, Lyndon S. Kennedy:
Multimedia Content and Mobile Devices 2013, Burlingame, California, USA, February 3-7, 2013. SPIE Proceedings 8667, SPIE 2013, ISBN 9780819494405 [contents] - 2012
- [j16]Mehdi Shadaram, David Akopian, Glaucio H. S. Carvalho:
Guest Editors' Introduction to the Special Issue on The design and analysis of wireless systems: New inspirations. Comput. Electr. Eng. 38(3): 471-472 (2012) - [j15]Catalin Lacatus, David Akopian, Mehdi Shadaram:
Reduced complexity crosscorrelation interference mitigation in GPS-enabled collaborative ad-hoc wireless networks - Theory. Comput. Electr. Eng. 38(3): 603-615 (2012) - [c27]Santosh Chandana Golagani, Moosa Esfahanian, David Akopian:
Template-based education toolkit for mobile platforms. Multimedia on Mobile Devices / Multimedia Content Access: Algorithms and Systems 2012: 83040O - [c26]Jayanthi Narisetty, Arpine Soghoyan, Mohanapriya Chittoor Sundaramurthy, David Akopian:
SUPL support for mobile devices. Multimedia on Mobile Devices / Multimedia Content Access: Algorithms and Systems 2012: 830409 - [e2]Cees G. M. Snoek, Nicu Sebe, Lyndon Kennedy, Reiner Creutzburg, David Akopian:
Multimedia on Mobile Devices 2012; and Multimedia Content Access: Algorithms and Systems VI, Burlingame, California, USA, January 22-26, 2012. SPIE Proceedings 8304, SPIE 2012, ISBN 9780819489517 [contents] - 2011
- [j14]Aleksandr Panchul, David Akopian, Mo M. Jamshidi:
Temporal-spatial fuzzy logic algorithm for effective dynamic load balancing in distributed 3D graphics engine. Int. J. Syst. Syst. Eng. 2(4): 309-328 (2011) - [c25]Mohanapriya Chittoor Sundaramurthy, Sandesh N. Chayapathy, Abhinav Kumar, David Akopian:
Wi-Fi assistance to SUPL-based Assisted-GPS simulators for indoor positioning. CCNC 2011: 918-922 - [c24]David Akopian, Varun Jayaram, Lakshmipathi Aaleswara, Moosa Esfahanian, Cynthia Mojica, Deborah Parra-Medina, Sahak Kaghyan:
Mobile text messaging solutions for obesity prevention. Multimedia on Mobile Devices / Multimedia Content Access: Algorithms and Systems 2011: 788104 - [c23]Arsen Melkonyan, Sireesha Yalamanchili, David Akopian, Philip C. L. Chen:
Integrity monitoring and thresholding-based WLAN indoor positioning algorithm for mobile devices. SoSE 2011: 191-196 - [e1]David Akopian, Reiner Creutzburg, Cees G. M. Snoek, Nicu Sebe, Lyndon Kennedy:
Multimedia on Mobile Devices 2011; and Multimedia Content Access: Algorithms and Systems V, San Francisco Airport, California, USA, January 23-27, 2011. SPIE Proceedings 7881, SPIE 2011, ISBN 9780819484185 [contents] - 2010
- [c22]Nabil Kerkiz, Adel Hussein, Amr Elchouemi, Adnan Suleiman, David Akopian:
Design Method for Scalable DCT Algorithm Suitable for Reconfigurable Systems. ESA 2010: 185-191
2000 – 2009
- 2009
- [j13]Catalin Lacatus, David Akopian, Prasad Yaddanapudi, Mehdi Shadaram:
Flexible Spectrum and Power Allocation for OFDM Unlicensed Wireless Systems. IEEE Syst. J. 3(2): 254-264 (2009) - [j12]David Akopian, Jari Syrjärinne:
A Fast Positioning Method Without Navigation Data Decoding for Assisted GPS Receivers. IEEE Trans. Veh. Technol. 58(8): 4640-4645 (2009) - [c21]Arsen Melkonyan, David Akopian, C. L. Philip Chen:
A Sensor Placement Measure for Impact Detection in Structural Health Monitoring. SMC 2009: 3775-3778 - [c20]Adnan Suleiman, Adel Hussein, Khaldoun Bataineh, David Akopian:
Scalable FFT Architecture vs. Multiple Pipeline FFT Architectures Hardware Implementation and Cost. SMC 2009: 3792-3796 - [c19]Grant Huang, Arpine Soghoyan, David Akopian, C. L. Philip Chen, Abhay Samant:
A Land Mobile Channel Modeling in LabVIEW. SMC 2009: 4575-4580 - [c18]Arsen Melkonyan, David Akopian, C. L. Philip Chen:
A Remote Over-Internet Hands-on Laboratory. SMC 2009: 4634-4640 - 2008
- [j11]David Akopian:
On Optimal Bit Allocation for Classification-Based Source-Dependent Transform Coding. J. Electr. Comput. Eng. 2008 (2008) - [j10]David Akopian, Sos S. Agaian:
A Fast Time-Recursive Correlator for DSSS Communications. IEEE Signal Process. Lett. 15: 589-592 (2008) - [j9]Christopher B. Smith, Sos S. Agaian, David Akopian:
A Wavelet-Denoising Approach Using Polynomial Threshold Operators. IEEE Signal Process. Lett. 15: 906-909 (2008) - [j8]Catalin Lacatus, David Akopian, Mehdi Shadaram:
Reduced Complexity Algorithm for Spreading Sequence Design. IEEE Trans. Circuits Syst. II Express Briefs 55-II(12): 1309-1313 (2008) - [c17]Adnan Suleiman, Hani H. Saleh, Adel Hussein, David Akopian:
A family of scalable FFT architectures and an implementation of 1024-point radix-2 FFT for real-time communications. ICCD 2008: 321-327 - 2007
- [c16]David Akopian, Paul Ybarra, C. L. Philip Chen:
Optimization of Time-Varying Two-Band Filterbanks for Wavelet Transforms. SoSE 2007: 1-5 - [c15]Catalin Lacatus, David Akopian, Mehdi Shadaram:
Spreading Sequence Design for MC-CDMA Systems. SoSE 2007: 1-5 - [c14]Phani K. Sagiraju, Praveen Gali, David Akopian, G. V. S. Raju:
Enhancing Security in Wireless Networks Using Positioning Techniques. SoSE 2007: 1-6 - [c13]Phani K. Sagiraju, Aleksandr Panchul, G. V. S. Raju, David Akopian:
A Software GPS+Receiver Toolkit. SoSE 2007: 1-6 - 2005
- [j7]David Akopian, Jaakko Astola:
An optimal nonlinear extension of linear filters based on distributed arithmetic. IEEE Trans. Image Process. 14(5): 616-623 (2005) - 2003
- [j6]David Akopian, Jarmo Takala, Jukka Saarinen, Jaakko Astola:
Multistage interconnection networks for parallel Viterbi decoders. IEEE Trans. Commun. 51(9): 1536-1545 (2003) - 2001
- [c12]Jarmo Takala, Tuomas Järvinen, Perttu Salmela, David Akopian:
Multi-port interconnection networks for radix-R algorithms. ICASSP 2001: 1177-1180 - [c11]Tuomas Järvinen, Jarmo Takala, David Akopian, Jukka Saarinen:
Register-based multi-port perfect shuffle networks. ISCAS (4) 2001: 306-309 - [c10]Jari Nikara, Jarmo Takala, David Akopian, Jukka Saarinen:
Pipeline architecture for DCT/IDCT. ISCAS (4) 2001: 902-905 - 2000
- [j5]Jarmo Takala, David Akopian, Jaakko Astola, Jukka Saarinen:
Constant geometry algorithm for discrete cosine transform. IEEE Trans. Signal Process. 48(6): 1840-1843 (2000) - [c9]Konstantin Balashov, David Akopian, Jaakko Astola:
Lossless compression of natural images using regressive analysis. EUSIPCO 2000: 1-3 - [c8]Jari Nikara, Jarmo Takala, David Akopian, Jukka Saarinen, Jaakko Astola:
Pipelined architecture for inverse discrete cosine transform. EUSIPCO 2000: 1-4 - [c7]Jarmo Takala, Jari Nikara, David Akopian, Jaakko Astola, Jukka Saarinen:
Pipeline architecture for 8×8 discrete cosine transform. ICASSP 2000: 3303-3306 - [c6]Jarmo Takala, David Akopian, Jaakko T. Astola, Jukka P. Saarinen:
Scalable interconnection networks for partial column array processor architectures. ISCAS 2000: 513-516
1990 – 1999
- 1999
- [j4]Jaakko Astola, David Akopian:
Architecture-oriented regular algorithms for discrete sine and cosine transforms. IEEE Trans. Signal Process. 47(4): 1109-1124 (1999) - [c5]David Akopian, Mika Helsingius, Jaakko Astola:
An optimized multiscanning approach for still image compression. MMSP 1999: 401-406 - 1997
- [j3]Jaakko Astola, David Akopian, Olli Vainio, Sos S. Agaian:
New digit-serial implementations of stack filters. Signal Process. 61(2): 181-197 (1997) - [j2]David Akopian:
Systematic approaches to parallel architectures for DSP algorithms. Signal Process. 62(3): 367-368 (1997) - 1996
- [c4]David Akopian, Jaakko Astola:
Processor architecture for extended lapped transform. EUSIPCO 1996: 1-4 - [c3]David Akopian, Jaakko Astola:
Pipeline processor for fast architecture oriented regular DCT-IDCT algorithm. ICASSP 1996: 1319-1322 - [c2]Imed Ben Dhaou, David Akopian, Pauli Kuosmanen, Jaakko Astola:
Fault detection in stack filter circuits based on sample selection probabilities. ICIP (1) 1996: 765-768 - 1995
- [j1]David Akopian, Olli Vainio, Sos S. Agaian, Jaakko Astola:
Processors for generalized stack filters. IEEE Trans. Signal Process. 43(6): 1541-1546 (1995) - [c1]Jaakko Astola, Pauli Kuosmanen, David Akopian, David Z. Gevorkian:
Fibonacci P-Code Method for Generalized Stack Filtering. ISCAS 1995: 1900-1903
Coauthor Index
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Unpaywalled article links
Add open access links from to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from , , and to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from .
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-10-07 21:23 CEST by the dblp team
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