Results 71 to 80 of about 100,134 (209)

Performance of Machine Learning Models Based on Medical Imaging in Predicting Pathological Grade of Clear Cell Renal Cell Carcinoma

Cancer Medicine, Volume 15, Issue 9, September 2026.
ABSTRACT Background Predicting clear cell renal cell carcinoma (ccRCC) pathological grade preoperatively is critical for clinical management. This study aims to evaluate the diagnostic accuracy and clinical utility of machine learning (ML)‐based imaging models.
Yuchao Wang, Zhuwei Song, Zhaonan Hou, Yihao Chen, Shouyuan Liu, Chunyu Chen, Haoyun Guan, Zhengyang Pang, Songchen Yan, Zhiyu Zhang, Ruijia Tu, Gang Zhu, Xiantao Zeng, Bo Fan   +13 more
wiley   +1 more source

Performance Analysis of Turbo Codes

Communications, 2013
The article focuses on the performance analyses of Turbo Codes. These codes belong to the group of error correction codes. By their use, it is possible to achieve high system performance.
Jakub Sedy, Pavel Silhavy, Ondrej Krajsa, Ondrej Hrouza   +3 more
doaj   +1 more source

Turbo Decoder for Low-Power Ultrawideband Communication Systems

International Journal of Digital Multimedia Broadcasting, 2008
A new method to reduce the computational complexity of the turbo decoding in ultrawideband (UWB) orthogonal frequency division multiplexing (OFDM) system is proposed.
Esam A. Obiedat, Lei Cao
doaj   +1 more source

Coded Modulation Assisted Iterative Parallel Interference Cancellation Aided CDMA

, 2003
In this contribution we investigate Trellis Coded Modulation (TCM) and Turbo Trellis Coded Modulation (TTCM) assisted iterative parallel interference cancellation aided CDMA schemes.
Ng, S.X., Hua, Wei, Hanzo, L.
core   +1 more source

ANALYSIS OF PERFORMANCE OF ITERATIVE DECODING OF PRODUCT CODE IN ADDITIVEWHITEGAUSSIANNOISE CHANNEL

Al-Qadisiyah Journal for Engineering Science, 2010
This search describes an iterative decoding of product code using Soft Input Soft Output Maximum Likelihood (SISO ML) decoder. The SISO ML decoder is implementing using Pyndiah's algorithm where the soft output of decoder is an estimation of the log ...
Samir Abdul Cathem Khother, Haider Jabber Abd   +1 more
doaj  

Turbo Equalization Based on a Virtual Decoder for Underwater Acoustic Communication

Journal of Marine Science and Engineering
By transferring external information between the equalizer and the decoder iteratively, the performance of turbo equalization is close to the channel capacity.
Cong Peng, Lei Wang, Lerong Hong, Zehua Lin, An Luo   +4 more
doaj   +1 more source

Extrinsic Information Modification in the Turbo Decoder by Exploiting Source Redundancies for HEVC Video Transmitted Over a Mobile Channel

IEEE Access, 2016
An iterative turbo decoder-based cross layer error recovery scheme for compressed video is presented in this paper. The soft information exchanged between two convolutional decoders is reinforced both by channel coded parity and video compression ...
Ryan Perera, Hemantha Kodikara Arachchi, Muhammad Ali Imran, Pei Xiao   +3 more
doaj   +1 more source

Improved Max-Log-MAP Turbo Decoding by Maximization of Mutual Information Transfer

EURASIP Journal on Advances in Signal Processing, 2005
The demand for low-cost and low-power decoder chips has resulted in renewed interest in low-complexity decoding algorithms. In this paper, a novel theoretical framework for improving the performance of turbo decoding schemes that use the max-log-MAP ...
Karimi Hamid Reza, Claussen Holger, Mulgrew Bernard   +2 more
doaj   +1 more source

Multi-level Turbo Decoding Assisted Soft Combining Aided Hybrid ARQ [PDF]

, 2010
Hybrid Automatic Repeat reQuest (ARQ) plays an essential role in error control. Combining the incorrectly received packet replicas in hybrid ARQ has been shown to reduce the resultant error probability, while improving the achievable throughput.
Chen, Hong, H. Chen, R. G. Maunder, L. Hanzo, Hanzo, Lajos, Maunder, Robert G.   +5 more
core   +1 more source

Influence of Extrinsic Information Scaling Coefficient on Double-Iterative Decoding Algorithm for Space-Time Turbo Codes with Large Number of Antennas

Advances in Electrical and Computer Engineering, 2011
This paper analyzes the extrinsic information scaling coefficient influence on double-iterative decoding algorithm for space-time turbo codes with large number of antennas. The max-log-APP algorithm is used, scaling both the extrinsic information in the
TRIFINA, L., TARNICERIU, D., ROTOPANESCU, A.-M.   +2 more
doaj   +1 more source