Sorina Dumitrescu

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 23

Top Topics

Error Resilient

Multiple Description

Vector Quantizer

Top Venues

IEEE Trans. Commun.

IEEE Trans. Inf. Theory

Publications

Tanin Sultana, Sorina Dumitrescu
Proportional Fairness-based Joint Channel and Power Allocation for Hybrid NOMA-OMA Downlink Systems. MeditCom (2024)
Tanin Sultana, Sorina Dumitrescu
A Proportional Fairness-based Power Allocation Scheme for Non-orthogonal Multiple Access Downlink Systems. ICC (2022)
Sorina Dumitrescu, Sara Zendehboodi
Globally Optimal Design of a Distributed Scalar Quantizer for Linear Classification. ISIT (2021)
Mehrshad Kafi, Sorina Dumitrescu
Binary Code Optimized for Partial Encryption. IEEE Trans. Commun. 68 (11) (2020)
Huihui Wu, Sorina Dumitrescu
Design of General Entropy-Constrained Successively Refinable Unrestricted Polar Quantizer. IEEE Trans. Commun. 68 (6) (2020)
Sorina Dumitrescu, Dania Elzouki, Jun Chen
Lattice-Based Robust Distributed Source Coding for Three Correlated Sources. IEEE Trans. Commun. 68 (7) (2020)
Mehrshad Kafi, Sorina Dumitrescu
Index Assignment Optimized for Partial Encryption. CWIT (2019)
Dania Elzouki, Sorina Dumitrescu, Jun Chen
Lattice-based Robust Distributed Source Coding for Three Correlated Sources. CWIT (2019)
Qixue Zheng, Sorina Dumitrescu
Optimal Design of a Two-Stage Wyner-Ziv Scalar Quantizer With Forwardly/Reversely Degraded Side Information. IEEE Trans. Commun. 67 (2) (2019)
Huihui Wu, Sorina Dumitrescu
Design of Successively Refinable Unrestricted Polar Quantizer. IEEE Trans. Commun. 67 (5) (2019)
Huihui Wu, Sorina Dumitrescu
Design of Optimal Scalar Quantizer for Sequential Coding of Correlated Sources. IEEE Trans. Commun. 67 (1) (2019)
Dania Elzouki, Sorina Dumitrescu, Jun Chen
Lattice-Based Robust Distributed Source Coding. IEEE Trans. Inf. Theory 65 (3) (2019)
Huihui Wu, Sorina Dumitrescu
Design of Optimal Fixed-Rate Unrestricted Polar Quantizer for Bivariate Circularly Symmetric Sources. IEEE Signal Process. Lett. 25 (5) (2018)
Huihui Wu, Sorina Dumitrescu
Design of Optimal Entropy-Constrained Unrestricted Polar Quantizer for Bivariate Circularly Symmetric Sources. IEEE Trans. Commun. 66 (5) (2018)
Huihui Wu, Sorina Dumitrescu
Design of Optimal Entropy-Constrained Unrestricted Polar Quantizer for Bivariate Circularly Symmetric Sources. ICASSP (2018)
Sorina Dumitrescu, Yifang Chen, Jun Chen
Index Mapping for Bit-Error Resilient Multiple Description Lattice Vector Quantizer. IEEE Trans. Commun. 66 (8) (2018)
Dania Elzouki, Sorina Dumitrescu, Jun Chen
Lattice-based Robust Distributed Source Coding. CoRR (2018)
Kuan Lin, Sorina Dumitrescu
Cross-Layer Resource Allocation for Scalable Video Over OFDMA Wireless Networks: Tradeoff Between Quality Fairness and Efficiency. IEEE Trans. Multim. 19 (7) (2017)
Sorina Dumitrescu, Yifang Chen, Jun Chen
Index mapping for bit-error resilient multiple description lattice vector quantizer. ISIT (2017)
Huihui Wu, Ting Zheng, Sorina Dumitrescu
On the Design of Symmetric Entropy-Constrained Multiple Description Scalar Quantizer With Linear Joint Decoders. IEEE Trans. Commun. 65 (8) (2017)
Huihui Wu, Sorina Dumitrescu
Design of optimal entropy-constrained scalar quantizer for sequential coding of correlated sources. ITW (2017)
Huihui Wu, Sorina Dumitrescu
Novel UEP product code scheme with protograph-based linear permutation and iterative decoding for scalable image transmission. MMSP (2016)
Sorina Dumitrescu
On the Design of Optimal Noisy Channel Scalar Quantizer with Random Index Assignment. IEEE Trans. Inf. Theory 62 (2) (2016)
Sorina Dumitrescu, Yinghan Wan
Bit-Error Resilient Index Assignment for Multiple Description Scalar Quantizers. IEEE Trans. Inf. Theory 61 (5) (2015)
Sorina Dumitrescu, George Steiner, Rui Zhang
Optimal delivery time quotation in supply chains to minimize tardiness and delivery costs. J. Sched. 18 (1) (2015)
Qi Shi, Lin Song, Chao Tian, Jun Chen, Sorina Dumitrescu
Polar Codes for Multiple Descriptions. IEEE Trans. Inf. Theory 61 (1) (2015)
Sorina Dumitrescu, Ting Zheng
Asymptotical Analysis of Several Multiple Description Scenarios with L≥ 3 Descriptions. IEEE Trans. Commun. 62 (4) (2014)
Qi Shi, Lin Song, Chao Tian, Jun Chen, Sorina Dumitrescu
Polar codes for multiple descriptions. ISIT (2014)
Zhouyang Gao, Sorina Dumitrescu
Flexible Multiple Description Lattice Vector Quantizer with L ≥ 3 Descriptions. DCC (2014)
Zhouyang Gao, Sorina Dumitrescu
Flexible Symmetric Multiple Description Lattice Vector Quantizer With $L\geq 3$ Descriptions. IEEE Trans. Commun. 62 (12) (2014)
Sceuchin Chuah, Sorina Dumitrescu, Xiaolin Wu
ℓ2 optimized predictive image coding with ℓ∞ bound. ICASSP (2013)
Sceuchin Chuah, Sorina Dumitrescu, Xiaolin Wu
Bound. IEEE Trans. Image Process. 22 (12) (2013)
Yinghan Wan, Sorina Dumitrescu
Index assignment capable of detecting one bit errors for multiple description scalar quantizers. CWIT (2013)
Dong Xia, Jian-Kang Zhang, Sorina Dumitrescu
Energy-Efficient Full Diversity Collaborative Unitary Space-Time Block Code Designs via Unique Factorization of Signals. IEEE Trans. Inf. Theory 59 (3) (2013)
Sorina Dumitrescu, Yinghan Wan
Bit-error resilient index assignment for multiple description scalar quantizers. ISIT (2013)
Jun Chen, Ying Zhang, Sorina Dumitrescu
Gaussian Multiple Description Coding with Low-Density Generator Matrix Codes. IEEE Trans. Commun. 60 (3) (2012)
Sorina Dumitrescu, Jiayi Xu
Efficient Rate-Distortion Optimal Packetization of Embedded Bitstreams Into Independent Source Packets. IEEE Trans. Image Process. 21 (5) (2012)
Dong Xia, Jian-Kang Zhang, Sorina Dumitrescu, Fengkui Gong
Full Diversity Non-Coherent Alamouti-Based Toeplitz Space-Time Block Codes. IEEE Trans. Signal Process. 60 (10) (2012)
Ying Zhang, Sorina Dumitrescu, Jun Chen, Zhibin Sun
LDGM-Based Multiple Description Coding for Finite Alphabet Sources. IEEE Trans. Commun. 60 (12) (2012)
Dong Xia, Jian-Kang Zhang, Sorina Dumitrescu
Energy-Efficient Full Diversity Collaborative Unitary Space-Time Block Code Design via Unique Factorization of Signals CoRR (2011)
Sorina Dumitrescu
Fast Encoder Optimization for Multi-Resolution Scalar Quantizer Design. IEEE Trans. Inf. Theory 57 (3) (2011)
Mingkai Shao, Sorina Dumitrescu, Xiaolin Wu
Layered Multicast With Inter-Layer Network Coding for Multimedia Streaming. IEEE Trans. Multim. 13 (2) (2011)
Ying Zhang, Jiao Wang, Sorina Dumitrescu
Efficient motion estimation scheme for downsizing H.264 homogeneous transcoding. ICSIPA (2011)
Jiayi Xu, Sorina Dumitrescu
Fast R-D Optimal Packetization of Embedded Bitstreams into Independent Source Packets. DCC (2011)
Masood Omoomi, Shadrokh Samavi, Sorina Dumitrescu
An efficient high payload ±1 data embedding scheme. Multim. Tools Appl. 54 (2) (2011)
Sorina Dumitrescu
Fast joint source-channel decoding of convolutional coded Markov sequences with Monge property. IEEE Trans. Commun. 58 (1) (2010)
Mojtaba Mahdavi, Shadrokh Samavi, Sorina Dumitrescu, Fereshteh Aalamifar, Parisa Abedikhoozani
Real-Time Steganalysis of LSB-Replacement in Digital Audio Streams. J. Circuits Syst. Comput. 19 (7) (2010)
Sorina Dumitrescu, Geoffrey Rivers, Shahram Shirani
Unequal Erasure Protection Technique for Scalable Multistreams. IEEE Trans. Image Process. 19 (2) (2010)
Jun Chen, Sorina Dumitrescu, Ying Zhang, Jia Wang
Robust multiresolution coding with Hamming distortion measure. ISIT (2010)
Jun Chen, Sorina Dumitrescu, Ying Zhang, Jia Wang
Robust Multiresolution Coding. IEEE Trans. Commun. 58 (11) (2010)
Ying Zhang, Sorina Dumitrescu, Jun Chen, Zhibin Sun
LDGM-based codes for successive refinement. Allerton (2009)
Sorina Dumitrescu, Mingkai Shao, Xiaolin Wu
Layered Multicast with Inter-Layer Network Coding. INFOCOM (2009)
Xiaohan Wang, Xiaolin Wu, Sorina Dumitrescu
On explicit formulas for bandwidth and antibandwidth of hypercubes. Discret. Appl. Math. 157 (8) (2009)
Mingkai Shao, Sorina Dumitrescu, Xiaolin Wu
Rate-distortion optimized network communication using general MDC. ITW (2009)
Sorina Dumitrescu, Xiaolin Wu
On properties of locally optimal multiple description scalar quantizers with convex cells. IEEE Trans. Inf. Theory 55 (12) (2009)
Sorina Dumitrescu
Comments on "Optimal Erasure Protection for Scalably Compressed Video Streams With Limited Retransmission". IEEE Trans. Image Process. 18 (1) (2009)
Mingkai Shao, Sorina Dumitrescu, Xiaolin Wu
Toward the optimal multirate multicast for lossy packet network. ACM Multimedia (2008)
Sorina Dumitrescu
Speed-Up of Encoder Optimization Step in Multiple Description Scalar Quantizer Design. DCC (2008)
Sorina Dumitrescu, Xiaolin Wu
On the complexity of joint source-channel decoding of Markov sequences over memoryless channels. IEEE Trans. Commun. 56 (6) (2008)
Geoffrey Rivers, Sorina Dumitrescu, Shahram Shirani
Novel R-D optimized uneven erasure-protection strategy for scalable data formed of multiple code streams. MMSP (2008)
Sorina Dumitrescu, Ting Zheng
Improved Multiple Description Framework Based on Successively Refinable Quantization and Uneven Erasure Protection. DCC (2008)
Sorina Dumitrescu, Xiaolin Wu
Lagrangian Optimization of Two-Description Scalar Quantizers. IEEE Trans. Inf. Theory 53 (11) (2007)
Sorina Dumitrescu, Xiaolin Wu, Zhe Wang
Efficient Algorithms for Optimal Uneven Protection of Single and Multiple Scalable Code Streams Against Packet Erasures. IEEE Trans. Multim. 9 (7) (2007)
Martin Röder, Xiaolin Wu, Sorina Dumitrescu
Error Resilient Multiple Description Compression of Vector Graphics. ICME (2006)
Xiaohan Wang, Xiaolin Wu, Sorina Dumitrescu
On Optimal Index Assignment for MAP Decoding of Markov Sequences. ISIT (2006)
Sorina Dumitrescu
Faster Algorithm for Designing Optimal Prefix-Free Codes with Unequal Letter Costs. Fundam. Informaticae 73 (1-2) (2006)
Sorina Dumitrescu
Faster Algorithm for Designing Optimal Prefix-Free Codes with Unequal Letter Costs. DCC (2006)
Sorina Dumitrescu, Xiaolin Wu, Zhe Wang
Efficient Algorithm for Globally Optimal Uneven Erasure-Protected Packetization of Scalable Code Streams. ICME (2006)
Sorina Dumitrescu, Xiaolin Wu
Globally Optimal Uneven Erasure-Protected Multi-Group Packetization of Scalable Codes. ICME (2005)
Sorina Dumitrescu, Xiaolin Wu
On Global Optimality of Gradient Descent Algorithms for Fixed-Rate Scalar Multiple Description Quantizer Design. DCC (2005)
Sorina Dumitrescu, Xiaolin Wu
Optimal Two-Description Scalar Quantizer Design. Algorithmica 41 (4) (2005)
Sorina Dumitrescu, Xiaolin Wu
On the complexity of joint source-channel decoding of markov sequences over memoryless channels. ISIT (2005)
Sorina Dumitrescu, Xiaolin Wu
A new framework of LSB steganalysis of digital media. IEEE Trans. Signal Process. 53 (10) (2005)
Sorina Dumitrescu, Xiaolin Wu
LSB steganalysis based on high-order statistics. MM&Sec (2005)
Xiaolin Wu, Sorina Dumitrescu, Ning Zhang
On multirate optimality of JPEG2000 code stream. IEEE Trans. Image Process. 14 (12) (2005)
Xiaolin Wu, Sorina Dumitrescu, Pravesh Biyani, Qiang Wu
Fast chromosome karyotyping by auction algorithm. Int. J. Bioinform. Res. Appl. 1 (3) (2005)
Sorina Dumitrescu, Xiaolin Wu, Gaurav Bahl
Fast Algorithms for Optimal Two-description Scalar Quantizer Design. Data Compression Conference (2004)
Xiaolin Wu, Sorina Dumitrescu, Zhe Wang
Monotonicity-based fast algorithms for MAP estimation of Markov sequences over noisy channels. IEEE Trans. Inf. Theory 50 (7) (2004)
Sorina Dumitrescu, Xiaolin Wu, Zhe Wang
Globally optimal uneven error-protected packetization of scalable code streams. IEEE Trans. Multim. 6 (2) (2004)
Zhe Wang, Xiaolin Wu, Sorina Dumitrescu
Fast length-constrained MAP decoding of variable length coded Markov sequences over noisy channel. ICC (2004)
Sorina Dumitrescu, Xiaolin Wu
Lagrangian global optimization of two-description scalar quantizers. ISIT (2004)
Zhe Wang, Xiaolin Wu, Sorina Dumitrescu
Length-constrained MAP decoding revisited. ICME (2004)
Sorina Dumitrescu, Xiaolin Wu
Algorithms for optimal multi-resolution quantization. J. Algorithms 50 (1) (2004)
Sorina Dumitrescu, Xiaolin Wu
Optimal Variable Rate Multiplexing of Scalable Code Streams. DCC (2003)
Sorina Dumitrescu, Xiaolin Wu, Zhe Wang
Detection of LSB steganography via sample pair analysis. IEEE Trans. Signal Process. 51 (7) (2003)
Sorina Dumitrescu, Xiaolin Wu
On optimality of JPEG2000 code stream. ICIP (3) (2003)
Sorina Dumitrescu, Xiaolin Wu
Optimal multiresolution quantization for scalable multimedia coding. ITW (2002)
Sorina Dumitrescu, Xiaolin Wu
Steganalysis of LSB embedding in multimedia signals. ICME (1) (2002)
Xiaolin Wu, Sorina Dumitrescu
On Optimal Multi-resolution Scalar Quantization. DCC (2002)
Sorina Dumitrescu, Xiaolin Wu, Zhe Wang
Detection of LSB Steganography via Sample Pair Analysis. Information Hiding (2002)
Sorina Dumitrescu, Xiaolin Wu, Zhe Wang
Globally Optimal Uneven Error-Protected Packetization of Scalable Code Streams. DCC (2002)
Sorina Dumitrescu, Xiaolin Wu, Nasir D. Memon
On steganalysis of random LSB embedding in continuous-tone images. ICIP (3) (2002)
Sorina Dumitrescu, Gheorghe Paun, Arto Salomaa
Pattern Languages Versus Parallel Communicating Grammar Systems. Int. J. Found. Comput. Sci. 8 (1) (1997)
Sorina Dumitrescu, Gheorghe Paun
On the Power of Parallel Communicating Grammar Systems with Right-Linear Components. RAIRO Theor. Informatics Appl. 31 (4) (1997)
Sorina Dumitrescu
Characterization of RE Using CD Grammar Systems with Two Registers and RL Rules. New Trends in Formal Languages (1997)
Sorina Dumitrescu
Nonreturning PC Grammar Systems Can Be Simulated By Returning Systems. Theor. Comput. Sci. 165 (2) (1996)