H-Index & Metrics Top Publications

H-Index & Metrics

Discipline name H-index Citations Publications World Ranking National Ranking
Computer Science H-index 66 Citations 24,929 494 World Ranking 1053 National Ranking 620

Research.com Recognitions

Awards & Achievements

2020 - SIAM Fellow For contributions to the mathematical foundations of signal processing and data science.

1998 - IEEE Fellow For contributions to the theory and practice of statistical signal processing, particularly in estimation, detection, and imaging.

Overview

What is he best known for?

The fields of study he is best known for:

  • Artificial intelligence
  • Statistics
  • Machine learning

Alfred O. Hero spends much of his time researching Algorithm, Artificial intelligence, Pattern recognition, Mathematical optimization and Statistics. His Algorithm study combines topics in areas such as Mean squared error, Rate of convergence, Estimator and Iterative reconstruction. His Estimator research incorporates elements of Wireless sensor network, Estimation theory, Upper and lower bounds and RSS.

The concepts of his Artificial intelligence study are interwoven with issues in Machine learning, Graph theory and Computer vision. In his research, Data mining is intimately related to Cluster analysis, which falls under the overarching field of Pattern recognition. The various areas that Alfred O. Hero examines in his Mathematical optimization study include Convergence and Applied mathematics.

His most cited work include:

  • Locating the nodes: cooperative localization in wireless sensor networks (2551 citations)
  • Relative location estimation in wireless sensor networks (1647 citations)
  • Space-alternating generalized expectation-maximization algorithm (861 citations)

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

Alfred O. Hero mainly focuses on Artificial intelligence, Algorithm, Mathematical optimization, Pattern recognition and Estimator. His Artificial intelligence research is multidisciplinary, incorporating elements of Machine learning, Radar imaging and Computer vision. His Algorithm research includes themes of Rate of convergence, Upper and lower bounds, Iterative reconstruction and Expectation–maximization algorithm.

His Mathematical optimization study often links to related topics such as Convergence. His Pattern recognition study frequently draws connections between related disciplines such as Entropy. His work carried out in the field of Estimator brings together such families of science as Mean squared error, Estimation theory, Divergence and Applied mathematics.

He most often published in these fields:

  • Artificial intelligence (26.48%)
  • Algorithm (25.83%)
  • Mathematical optimization (15.72%)

What were the highlights of his more recent work (between 2016-2021)?

  • Algorithm (25.83%)
  • Artificial intelligence (26.48%)
  • Estimator (14.75%)

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

The scientist’s investigation covers issues in Algorithm, Artificial intelligence, Estimator, Applied mathematics and Random variable. The study incorporates disciplines such as Matrix, Noise, Finite set, Unit cube and Bayes' theorem in addition to Algorithm. He interconnects Machine learning, Multivariate statistics and Pattern recognition in the investigation of issues within Artificial intelligence.

He has included themes like Parametric statistics, Mutual information, Mean squared error, Information theory and Divergence in his Estimator study. His study looks at the relationship between Random variable and topics such as Rate of convergence, which overlap with Discrete mathematics. His Convergence study frequently draws connections to other fields, such as Mathematical optimization.

Between 2016 and 2021, his most popular works were:

  • Learning sparse graphs under smoothness prior (79 citations)
  • Quantum-inspired computational imaging (77 citations)
  • Zeroth-Order Online Alternating Direction Method of Multipliers: Convergence Analysis and Applications (31 citations)

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

  • Artificial intelligence
  • Statistics
  • Machine learning

His primary areas of investigation include Estimator, Artificial intelligence, Algorithm, Applied mathematics and Random variable. The Estimator study combines topics in areas such as Kullback–Leibler divergence, Parametric statistics, Time complexity, Mutual information and Divergence. His Artificial intelligence research is multidisciplinary, relying on both Machine learning and Pattern recognition.

In general Algorithm study, his work on Minimum spanning tree often relates to the realm of Binary number, thereby connecting several areas of interest. His study in Applied mathematics is interdisciplinary in nature, drawing from both Mean squared error, Kernel density estimation and Basis. His Random variable research integrates issues from Computational complexity theory, Rate of convergence and Joint probability distribution.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Top Publications

Locating the nodes: cooperative localization in wireless sensor networks

N. Patwari;J.N. Ash;S. Kyperountas;A.O. Hero.
IEEE Signal Processing Magazine (2005)

3594 Citations

Relative location estimation in wireless sensor networks

N. Patwari;A.O. Hero;M. Perkins;N.S. Correal.
IEEE Transactions on Signal Processing (2003)

2268 Citations

Space-alternating generalized expectation-maximization algorithm

J.A. Fessler;A.O. Hero.
IEEE Transactions on Signal Processing (1994)

1300 Citations

Distributed weighted-multidimensional scaling for node localization in sensor networks

Jose A. Costa;Neal Patwari;Alfred O. Hero.
ACM Transactions on Sensor Networks (2006)

778 Citations

Sparse LMS for system identification

Yilun Chen;Yuantao Gu;Alfred O. Hero.
international conference on acoustics, speech, and signal processing (2009)

762 Citations

Internet tomography

A. Coates;A.O. Hero;R. Nowak;Bin Yu.
IEEE Signal Processing Magazine (2002)

661 Citations

A Fast Spectral Method for Active 3D Shape Reconstruction

Jia Li;Alfred O. Hero.
Journal of Mathematical Imaging and Vision (2004)

448 Citations

Using proximity and quantized RSS for sensor localization in wireless networks

Neal Patwari;Alfred O. Hero.
sensor networks and applications (2003)

447 Citations

Penalized maximum-likelihood image reconstruction using space-alternating generalized EM algorithms

J.A. Fessler;A.O. Hero.
IEEE Transactions on Image Processing (1995)

385 Citations

Lower bounds for parametric estimation with constraints

J.D. Gorman;A.O. Hero.
IEEE Transactions on Information Theory (1990)

376 Citations

Profile was last updated on December 6th, 2021.
Research.com Ranking is based on data retrieved from the Microsoft Academic Graph (MAG).
The ranking h-index is inferred from publications deemed to belong to the considered discipline.

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