World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
61
Citations
16007
World Ranking
3053
National Ranking
1494

Research.com Recognitions

  • 2012 - Member of the National Academy of Engineering For contributions to multiresolution signal processing and multimedia signal compression and standards.
  • 1997 - IEEE Fellow For contributions to the theory and practice of lapped transforms, fast multirate filter banks, and signal coding.

Overview

What is he best known for?

The fields of study he is best known for:

  • Artificial intelligence
  • Algorithm
  • Computer vision

His primary areas of investigation include Computer vision, Artificial intelligence, Lapped transform, Signal processing and Transform coding. His work in Computer vision is not limited to one particular discipline; it also encompasses Encoding. Henrique S. Malvar integrates many fields, such as Artificial intelligence and Computer facial animation, in his works.

His research integrates issues of Ringing artifacts, Algorithm, Encoder and Modulated complex lapped transform in his study of Lapped transform. His work deals with themes such as Codec, Speech recognition and Sub-band coding, which intersect with Algorithm. His Transform coding study is related to the wider topic of Discrete cosine transform.

His most cited work include:

  • Signal processing with lapped transforms (885 citations)
  • Low-complexity transform and quantization in H.264/AVC (627 citations)
  • The LOT: transform coding without blocking effects (476 citations)

What are the main themes of his work throughout his whole career to date?

His scientific interests lie mostly in Artificial intelligence, Algorithm, Computer vision, Lapped transform and Speech recognition. As part of his studies on Artificial intelligence, he frequently links adjacent subjects like Pattern recognition. His Algorithm research is multidisciplinary, relying on both Codec, Encoder, Electronic engineering and Discrete cosine transform.

His work in Computer vision addresses issues such as Encoding, which are connected to fields such as Image. His study looks at the relationship between Lapped transform and fields such as Signal processing, as well as how they intersect with chemical problems. His study in Speech recognition is interdisciplinary in nature, drawing from both Audio signal processing, Noise reduction and Filter.

He most often published in these fields:

  • Artificial intelligence (34.62%)
  • Algorithm (30.22%)
  • Computer vision (27.47%)

What were the highlights of his more recent work (between 2006-2020)?

  • Artificial intelligence (34.62%)
  • Speech recognition (18.68%)
  • Computer vision (27.47%)

In recent papers he was focusing on the following fields of study:

Henrique S. Malvar mostly deals with Artificial intelligence, Speech recognition, Computer vision, Data compression and Algorithm. His Artificial intelligence research is multidisciplinary, incorporating elements of Diagonal and Pattern recognition. The study incorporates disciplines such as Filter, Audio signal and Lapped transform in addition to Speech recognition.

His Lapped transform study incorporates themes from Lossy compression, Modulated complex lapped transform and Lossless compression. His study in the field of JPEG, Motion compensation, Context-adaptive binary arithmetic coding and RGB color model is also linked to topics like Frame. His work carried out in the field of Algorithm brings together such families of science as Codec, Frequency domain and Discrete cosine transform.

Between 2006 and 2020, his most popular works were:

  • Lifting-based reversible color transformations for image compression (91 citations)
  • Low-complexity hierarchical lapped transform for lossy-to-lossless image coding in JPEG XR / HD Photo (38 citations)
  • High-Density Image Storage Using Approximate Memory Cells (37 citations)

In his most recent research, the most cited papers focused on:

  • Artificial intelligence
  • Algorithm
  • Statistics

His primary areas of study are Artificial intelligence, Computer vision, JPEG, Lossy compression and Lossless compression. His work carried out in the field of Artificial intelligence brings together such families of science as Sampling and Sample. The Computer vision study combines topics in areas such as Distortion and Inverse.

His JPEG study is focused on Algorithm in general. His research integrates issues of Transform coding, Image compression, JPEG 2000, Lossless JPEG and Data compression in his study of Lossy compression. Henrique S. Malvar specializes in Transform coding, namely Lapped transform.

Best Publications

  • Signal processing with lapped transforms

    Henrique S. Malvar

  • Low-complexity transform and quantization in H.264/AVC

    H.S. Malvar;A. Hallapuro;M. Karczewicz;L. Kerofsky

  • The LOT: transform coding without blocking effects

    H.S. Malvar;D.H. Staelin

  • Lapped transforms for efficient transform/subband coding

    H.S. Malvar

  • Making faces

    Brian Guenter;Cindy Grimm;Daniel Wood;Henrique Malvar

  • Improved spread spectrum: a new modulation technique for robust watermarking

    H.S. Malvar;D.A.F. Florencio

  • High-quality linear interpolation for demosaicing of Bayer-patterned color images

    H.S. Malvar;Li-wei He;R. Cutler

  • Spread-spectrum watermarking of audio signals

    D. Kirovski;H.S. Malvar

  • Systems and methods for novel real-time audio-visual communication and data collaboration

    Eric Rudolph;Yong Rui;Henrique Malvar;Li-wei He

  • Method and system for capturing and representing 3D geometry, color and shading of facial expressions and other animated objects

    Brian Guenter;Cindy Marie Grimm;Henrique Sarmento Malvar

  • Scalable audio coder and decoder

    Henrique Sarmento Malvar

  • Biorthogonal and nonuniform lapped transforms for transform coding with reduced blocking and ringing artifacts

    H.S. Malvar

  • A modulated complex lapped transform and its applications to audio processing

    H. Malvar

  • Extended lapped transforms: properties, applications, and fast algorithms

    H.S. Malvar

  • Robust spread-spectrum audio watermarking

    D. Kirovski;H. Malvar

  • Speech dereverberation via maximum-kurtosis subband adaptive filtering

    B.W. Gillespie;H.S. Malvar;D.A.F. Florencio

  • Segmented layered image system

    Patrice Y. Simard;Erin L. Renshaw;James Russell Rinker;Henrique S. Malvar

  • Audio watermarking with dual watermarks

    Darko Kirovski;Henrique Malvar;Mariusz H. Jakubowski

  • Modulated QMF filter banks with perfect reconstruction

    H.S. Malvar

  • System and method for progessively transform coding digital data

    Henrique S. Malvar

  • Extended Lapped Transforms: Properties, Applications, and Fast Algorithms

    Henrique S. Malvar;Rico Malvar

Frequent Co-Authors

Patrice Y. Simard
Patrice Y. Simard Microsoft (United States)
Ivan Tashev
Ivan Tashev Microsoft (United States)
Gary J. Sullivan
Gary J. Sullivan Microsoft (United States)
Dinei Florencio
Dinei Florencio Microsoft (United States)
Ross Cutler
Ross Cutler Microsoft (United States)
Sridhar Srinivasan
Sridhar Srinivasan Microsoft (United States)
Luis Ceze
Luis Ceze University of Washington
Karin Strauss
Karin Strauss Microsoft (United States)
Christopher J. C. Burges
Christopher J. C. Burges Microsoft (United States)

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