Search Results - "Perić, Zoran H."

Optimization of the 24-Bit Fixed-Point Format for the Laplacian Source by Peric, Zoran H, Dincic, Milan R

“…The 32-bit floating-point (FP32) binary format, commonly used for data representation in computers, introduces high complexity, requiring powerful and…”
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Circularly Symmetric Companding Quantization-Inspired Hybrid Constellation Shaping for APSK Modulation to Increase Power Efficiency in Gaussian-Noise-Limited Channel by Jovanovic, Aleksandra Z., Djordjevic, Ivan B., Peric, Zoran H., Vlajkov, Slobodan A.

“…In this paper we address hybrid probabilistic-geometric constellation shaping (HCS) of amplitude phase shift keying (APSK) constellation based on the reversed…”
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Evaluating Similarity of Spectrogram-like Images of DC Motor Sounds by Pearson Correlation Coefficient by Ciric, Dejan G., Peric, Zoran H., Milenkovic, Marko, Vucic, Nikola J.

“…Three main approaches on how audio signals can be used as input to a deep learning model are: extracting hand-crafted features from audio signals, mapping…”
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Robustness Stability Analysis of Higher-Order DPCM Prediction Filters by Dankovic, Nikola B., Peric, Zoran H., Antic, Dragan S., Jocic, Aleksandar V., Nikolic, Sasa S., Djekic, Petar B.

“…This paper considers the robustness of the differential pulse-code modulation system with higher-order predictors. Special attention is paid to the robust…”
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Class of tight bounds on the Q‐function with closed‐form upper bound on relative error by Perić, Zoran H., Nikolić, Jelena R., Petković, Marko D.

“…In this paper, we propose a novel class of parametric bounds on the Q‐function, which are lower bounds for 1 ≤ a < 3 and x > xt = (a (a‐1) / (3‐a))1/2, and…”
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Applying eXplainable AI Techniques to Interpret Machine Learning Predictive Models for the Analysis of Problematic Internet Use among Adolescents by Stanimirovic, Aleksandar S, Nikolic, Mina S, Jovic, Jelena J, Ristic, Dragana I. Ignjatovic, Corac, Aleksandar M, Stoimenov, Leonid V, Peric, Zoran H

“…This research focusses on the potential application of artificial intelligence (AI) techniques in the analysis of behavioural addictions, specifically…”
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Analysis of Industrial Product Sound by Applying Image Similarity Measures by Ćirić, Dejan, Perić, Zoran, Vučić, Nikola, Miletić, Miljan

“…The sounds of certain industrial products (machines) carry important information about these products. Product classification or malfunction detection can be…”
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Image coding algorithm based on Hadamard transform and simple vector quantization by Simić, Nikola, Perić, Zoran H., Savić, Milan S.

“…Transform coding is commonly used in image processing algorithms to provide high compression ratios, often at the expense of processing time and simplicity of…”
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Binary Quantization Analysis of Neural Networks Weights on MNIST Dataset by Peric, Zoran H., Denic, Bojan D., Savic, Milan S., Vucic, Nikola J., Simic, Nikola B.

“…This paper considers the design of a binary scalar quantizer of Laplacian source and its application in compressed neural networks. The quantizer performance…”
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Design of Switched Quantizers and Speech Coding Based on Quasi-Logarithmic Compandor by Vucic, Nikola J., Peric, Zoran H., Petkovic, Goran M.

“…This article investigates switched quantizers for speech signal depicted with Gaussian probability density function (PDF). Gaussian PDF is better for smaller…”
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Novel Composite Approximation for the Gaussian Q-Function by Peric, Zoran H., Markovic, Aleksandar V., Kontrec, Natasa Z., Panic, Stefan R., Spalević, Petar C.

“…This paper, by using Borjesson’s and Benitez’s approximation of Q-function, presents a novel and improved composite approximation of Q-function with wide…”
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Support Region of Semilogarithmic Quantizer for Laplacian Source by Peric, Zoran H., Suzic, Sinisa B., Delic, Tijana V., Simic, Nikola

“…The overall distortion of semilogarithmic A-law quantizer is influenced by its support region, as well as parameter A. Current solutions require numerical…”
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Optimization of the fixed-point representation of measurement data for intelligent measurement systems by Dinčić, Milan R., Perić, Zoran H., Denić, Dragan B., Denić, Bojan D.

“…•The fixed-point format fosters implementation of intelligent sensors.•Performance of the fixed-point format depends on variance of measurement data.•Optimized…”
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Switched Nonuniform and Piecewise Uniform Scalar Quantization of Laplacian Source by Mosić, Aleksandar V., Perić, Zoran H., Panić, Stefan R.

“…In this paper switched nonuniform and piecewise uniform scalar quantization of Laplacian source are analyzed. This scalar quantization techniques are used in…”
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Multidimensional Optical Transport Based on Optimized Vector-Quantization-Inspired Signal Constellation Design by Djordjevic, Ivan B., Jovanovic, Aleksandra Z., Peric, Zoran H., Wang, Ting

“…An optimized vector-quantization-inspired signal constellation design (OVQ-SCD) suitable for multidimensional optical transport is proposed, in which signal…”
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Support region of μ-law logarithmic quantizers for Laplacian source applied in neural networks by Dinčić, Milan R., Perić, Zoran H., Tančić, Milan Ž., Denić, Dragan B., Stamenković, Zoran, Denić, Bojan

“…The main aim of the paper is to provide effective and accurate solutions for the calculation of the support region of the μ-law logarithmic companding…”
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An efficient iterative algorithm for designing an asymptotically optimal modified unrestricted uniform polar quantization of bivariate Gaussian random variables by Jovanović, Aleksandra Ž., Perić, Zoran H., Nikolić, Jelena R.

“…In this paper, a more efficient and a more accurate algorithm is developed for designing asymptotically optimal unrestricted uniform polar quantization (UUPQ)…”
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Optimal piecewise linear radial compression function for Laplacian source by PERIC, Zoran H, JOVANOVIC, Aleksandra Z

“…In order to achieve a quantisation technique that has low implementation complexity and performance arbitrarily close to that of Laplacian source optimal…”
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Performance Analysis of a 2-bit Dual-Mode Uniform Scalar Quantizer for Laplacian Source by Perić, Zoran H, Denić, Bojan D, Jovanović, Aleksandra Z, Milosavljević, Srdjan, Savic, Milan S

“…The main issue when dealing with the non-adaptive scalar quantizers is their sensitivity to variance-mismatch, the effect that occurs when the data variance…”
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Coding algorithm for grayscale images based on Linear Prediction and dual mode quantization by Savica, Milan S, Pericb, Zoran H, Simicb, Nikola

“…•We propose a new method of grayscale image compression.•The algorithm is based on a prediction technique.•We use quantizers designed for discrete input…”
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