Ver categorias
Explorar
Fiverr Pro
Português
$
USD
Zafar Ahmad
@zafarahmad577
Level 1
Biomedical Signal Processing, Audio and Music Engineering
Paquistão
Inglês, Árabe
Sobre mim
Dive into advanced audio signal processing with my expertise! I specialize in preparing audio signals for deep learning, blending raw sound with technological innovation. My skills cover spectral analysis, pitch-shifting, and signal denoising. Beyond processing, I transform audio data for enhanced model training and generalization. Join me in revolutionizing audio processing for deep learning, where every sound is a step towards groundbreaking advancements.
Habilidades
Zafar Ahmad
offline •
Tempo médio de resposta: 1 hora
Conheça meus serviços
Consultoria
I will do spectral analysis of your audio signals
Programação e Tecnologia
I will do biomedical and audio signal processing pcg ecg specialist
Portfólio
Experiência profissional
Research Assistant
Qatar University • Período integral
May 2023 - Present • 3 yrs
• Developed 5-class phonocardiogram classification using 1D CNN with pitch-shifting augmentation, achieving 99.6% accuracy, 99.8% specificity, 99.2% sensitivity (published at EUSIPCO 2024 as first author) • Developing Copula-based Coupled Hidden Markov Models (Copula-CHMM) for simultaneous ECGPCG analysis to investigate dependency structures between electrical and mechanical cardiac activity • Contributing to 8-class pediatric heart disease classification using parallel multi-scale analysis (journal paper under compilation for IEEE JSTSP, November 2025) • Co-authored research grant proposal on simultaneous PCG-ECG signal analysis, submitted to Qatar University Office of Research Support (ORS) Internal Grants (September 2025)
6 Avaliações
| (6) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Classificação detalhada
- Nível de comunicação do freelancer
- Qualidade da entrega
- Valor da entrega
1-5 fora das 6 avaliações
Ordenar por
Mais relevante
ragein
Cliente recorrente
Estados Unidos
As always Zafar was receptive, involved and exceeded all expectations. He was knowledgeable of the subject and went above and beyond in delivering a final product.
Útil?
ragein
Cliente recorrente
Estados Unidos
Zafar, is a consumate professional who went above and beyond to get the concepts right and to ask great follow up questions. He keeps timelines and even for a not so tech person made me understand the steps and the processes. I will definitely work with him again in the future.
Útil?
ragein
Cliente recorrente
Estados Unidos
Zafar understood the assignment and delivered exactly what I was looking for. Will definitely work with him in the future.
Útil?
samwell640
Cliente recorrente
Reino Unido
Útil?
samwell640
Cliente recorrente
Reino Unido
Útil?
