Results 11 to 20 of about 52,333 (258)

A Reinforcement Learning Approach to Speech Coding

open access: yesInformation, 2022
Speech coding is an essential technology for digital cellular communications, voice over IP, and video conferencing systems. For more than 25 years, the main approach to speech coding for these applications has been block-based analysis-by-synthesis ...
Jerry Gibson, Hoontaek Oh
doaj   +1 more source

Multimode Tree-Coding of Speech with Pre-/Post-Weighting

open access: yesApplied Sciences, 2022
As speech-coding standards have improved over the years, so complexity has increased, and less emphasis been placed on low encoding/decoding delay. We present a low-complexity, low-delay speech codec based on tree-coding with sample-by-sample adaptive ...
Ying-Yi Li, Pravin Ramadas, Jerry Gibson
doaj   +1 more source

Suggested Algorithm For Speech Signal Coding [PDF]

open access: yesمجلة التربية والعلم, 1970
This paper discusses a suggested approach for new kind of Speech Signal Compression Algorithm based on KL transform (Karhunen-Loève transform) which normally used with digital image.
khalil Al saif, Saja Mohammed
doaj   +1 more source

8~64kbit/s super-wideband embedded speech and audio coding algorithm

open access: yesTongxin xuebao, 2009
Based on the international telecommunication union telecommunication standardization sector (ITU-T) recommendation G.729.1 and modified modulated lapped transform (MLT) coding, a super-wideband embedded variable bit-rate speech and audio coding algorithm
JIA Mao-shen, BAO Chang-chun, LI Rui
doaj   +2 more sources

Speech coding with multilayer networks

open access: yes, 1990
A set of Multi-Layered Networks (MLN) for Automatic Speech Recognition (ASR) is proposed. Such a set allows to integrate information extracted with variable resolution in the lime and in the frequency domain and to keep the number of links between nodes of the networks small in order to allow significant generalization during learning with a reasonable
Bengio Y   +4 more
openaire   +3 more sources

A Noise Reduction Preprocessor for Mobile Voice Communication

open access: yesEURASIP Journal on Advances in Signal Processing, 2004
We describe a speech enhancement algorithm which leads to significant quality and intelligibility improvements when used as a preprocessor to a low bit rate speech coder.
Rainer Martin   +3 more
doaj   +1 more source

Improved embedded wideband speech codec fitting EV-VBR standard

open access: yesTongxin xuebao, 2010
Based on the International Telecommunication Union Telecommunication Standardization Sector(ITU-T) recommendation for EV-VBR coding standard and the candidate codec designed by Speech and Audio Signal Processing Laboratory(SASPL) of Beijing University of
XIN Jie   +3 more
doaj   +2 more sources

Health‐Related Quality of Life and Symptom Severity Among Patients With PIK3CA‐Related Overgrowth Spectrum: A Mixed‐Methods Study to Understand Real‐World Experience With Alpelisib Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background PIK3CA‐related overgrowth spectrum (PROS) includes several rare overgrowth disorders resulting from somatic gain‐of‐function mutations in PIK3CA. Despite treatment advances, including the recent approval of alpelisib for PROS in the United States, literature detailing the patient experience with PROS is limited.
Vamsi Bollu   +8 more
wiley   +1 more source

Hospitalization Through Families’ Eyes: Comparing Inpatient Care Quality for Children With Sickle Cell Disease and Cystic Fibrosis in Canada

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Sickle cell disease (SCD) is a chronic, inherited hemoglobinopathy that requires frequent hospitalization for disease‐related complications. Canadian data on inpatient care is limited. This study compared caregiver‐reported hospital experiences of children with SCD to those with cystic fibrosis (CF), a chronic, autosomal recessive ...
Hailey M. Zwicker   +11 more
wiley   +1 more source

Time Toxicity in Wilms Tumor: Quantifying the Burden of Healthcare Interaction in the First Year After Diagnosis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Wilms tumor (WT) treatment imposes a significant time burden on patients and their families. Time toxicity is a patient‐centered metric that quantifies the burden of healthcare interaction. We sought to define time toxicity in the first year after diagnosis of WT and hypothesized that it would increase as tumor stage and treatment ...
Caleb Q. Ashbrook   +6 more
wiley   +1 more source

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