Ashok K Samal

Professor

  • 3137 Citations
  • 26 h-Index
1986 …2019
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Research Output 1986 2019

2019

Leveraging image analysis for high-throughput plant phenotyping

Das Choudhury, S., Samal, A. & Awada, T., Apr 16 2019, In : Frontiers in Plant Science. 10, 508.

Research output: Contribution to journalShort survey

Open Access
image analysis
phenotype
translation (genetics)
lighting
taxonomy
1 Citation (Scopus)

Seed selection algorithm through K-means on optimal number of clusters

Chowdhury, K., Chaudhuri, D., Pal, A. K. & Samal, A., Jul 15 2019, In : Multimedia Tools and Applications. 78, 13, p. 18617-18651 35 p.

Research output: Contribution to journalArticle

Seed
Unsupervised learning
Cluster analysis
Clustering algorithms
Program processors
2018

Analysis of multifactorial social unrest events with spatio-temporal k-dimensional tree-based DBSCAN

Basnet, S., Soh, L-K., Samal, A. K. & Joshi, D., Nov 6 2018, Proceedings of the 2nd ACM SIGSPATIAL International Workshop on Analytics for Local Events and News, LENS 2018. Magdy, A., Zhao, L., Zhou, X. & Huang, Y. (eds.). Association for Computing Machinery, Inc, 2. (Proceedings of the 2nd ACM SIGSPATIAL International Workshop on Analytics for Local Events and News, LENS 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Scalability

An efficient algorithm to decompose a compound rectilinear shape into simple rectilinear shapes

Sharif, I., Chaudhuri, D., Kushwaha, N. K., Samal, A. K. & Singh, B. M., Jan 1 2018, In : Turkish Journal of Electrical Engineering and Computer Sciences. 26, 1, p. 150-161 12 p.

Research output: Contribution to journalArticle

Remote sensing
Detectors
Imaging techniques
Sensors
Costs
3 Citations (Scopus)

Holistic and component plant phenotyping using temporal image sequence

Das Choudhury, S., Bashyam, S., Qiu, Y., Samal, A. K. & Awada, T., May 10 2018, In : Plant Methods. 14, 1, 35.

Research output: Contribution to journalArticle

Plant Structures
Phenotype
phenotype
Zea mays
leaves
4 Citations (Scopus)

Label Distribution-Based Facial Attractiveness Computation by Deep Residual Learning

Fan, Y. Y., Liu, S., Li, B., Guo, Z., Samal, A. K., Wan, J. & Li, S. Z., Aug 2018, In : IEEE Transactions on Multimedia. 20, 8, p. 2196-2208 13 p.

Research output: Contribution to journalArticle

Labels
Face recognition
Fusion reactions
Experiments
Deep neural networks
3 Citations (Scopus)

Leaf recognition using contour unwrapping and apex alignment with tuned random subspace method

Choudhury, S. D., Yu, J. G. & Samal, A. K., Jun 2018, In : Biosystems Engineering. 170, p. 72-84 13 p.

Research output: Contribution to journalArticle

Differentiation (calculus)
leaves
Overlearning
Discriminant analysis
Newton-Raphson method
2017
7 Citations (Scopus)

A landmark-based data-driven approach on 2.5D facial attractiveness computation

Liu, S., Fan, Y. Y., Guo, Z., Samal, A. K. & Ali, A., May 17 2017, In : Neurocomputing. 238, p. 168-178 11 p.

Research output: Contribution to journalArticle

Error statistics
Feature extraction
Databases
Geometry
Research
1 Citation (Scopus)

Automated Stem Angle Determination for Temporal Plant Phenotyping Analysis

Choudhury, S. D., Goswami, S., Bashyam, S., Awada, T. & Samal, A. K., Jul 1 2017, Proceedings - 2017 IEEE International Conference on Computer Vision Workshops, ICCVW 2017. Institute of Electrical and Electronics Engineers Inc., p. 2022-2029 8 p. (Proceedings - 2017 IEEE International Conference on Computer Vision Workshops, ICCVW 2017; vol. 2018-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Time series analysis
Computer vision
Life cycle
Time series
Cameras
4 Citations (Scopus)

Facial attractiveness computation by label distribution learning with deep CNN and geometric features

Liu, S., Li, B., Fan, Y. Y., Quo, Z. & Samal, A. K., Aug 28 2017, 2017 IEEE International Conference on Multimedia and Expo, ICME 2017. IEEE Computer Society, p. 1344-1349 6 p. 8019454. (Proceedings - IEEE International Conference on Multimedia and Expo).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Labels
Neural networks
Feature extraction
Experiments
3 Citations (Scopus)

Fractal features for automatic detection of dysarthria

Spangler, T., Vinodchandran, N. V., Samal, A. K. & Green, J. R., Apr 11 2017, 2017 IEEE EMBS International Conference on Biomedical and Health Informatics, BHI 2017. Institute of Electrical and Electronics Engineers Inc., p. 437-440 4 p. 7897299. (2017 IEEE EMBS International Conference on Biomedical and Health Informatics, BHI 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Dysarthria
Fractals
Motor Neuron Disease
Speech-Language Pathology
Diagnostic Errors

SURGE – Social Unrest Reconnaissance GazEteer (Demo Paper)

Joshi, D., Soh, L-K., Basnet, S., Samal, A. K., Werum, R. E., Arunachalam, H. & Ratcliff, S., Nov 7 2017, GIS: Proceedings of the ACM International Symposium on Advances in Geographic Information Systems. Ravada, S., Hoel, E., Tamassia, R., Newsam, S., Trajcevski, G. & Trajcevski, G. (eds.). Association for Computing Machinery, 94. (GIS: Proceedings of the ACM International Symposium on Advances in Geographic Information Systems; vol. 2017-November).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Terrorism
Open systems
Geographic information systems
Synchronization
Display devices
2016
17 Citations (Scopus)

A Computational Model for Object-Based Visual Saliency: Spreading Attention Along Gestalt Cues

Yu, J. G., Xia, G. S., Gao, C. & Samal, A. K., Feb 1 2016, In : IEEE Transactions on Multimedia. 18, 2, p. 273-286 14 p., 7347445.

Research output: Contribution to journalArticle

Experiments
Object detection
11 Citations (Scopus)

Advances in computational facial attractiveness methods

Liu, S., Fan, Y. Y., Samal, A. K. & Guo, Z., Dec 1 2016, In : Multimedia Tools and Applications. 75, 23, p. 16633-16663 31 p.

Research output: Contribution to journalArticle

Computational methods
Computer vision
Learning systems
Image processing
16 Citations (Scopus)

An optimal set of flesh points on tongue and lips for speech-movement classification

Wang, J., Samal, A. K., Rong, P. & Green, J. R., Feb 2016, In : Journal of Speech, Language, and Hearing Research. 59, 1, p. 15-26 12 p.

Research output: Contribution to journalArticle

Lip
Tongue
recording
stimulus
Electromagnetic Phenomena
34 Citations (Scopus)

Automatic Building Detection From High-Resolution Satellite Images Based on Morphology and Internal Gray Variance

Chaudhuri, D., Kushwaha, N. K., Samal, A. K. & Agarwal, R. C., May 2016, In : IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing. 9, 5, p. 1767-1779 13 p., 7122242.

Research output: Contribution to journalArticle

Satellites
digital photogrammetry
panchromatic image
IKONOS
QuickBird
5 Citations (Scopus)

Globally consistent correspondence of multiple feature sets using proximal Gauss-Seidel relaxation

Yu, J. G., Xia, G. S., Samal, A. K. & Tian, J., Mar 1 2016, In : Pattern Recognition. 51, p. 255-267 13 p.

Research output: Contribution to journalArticle

Computer vision

Identification and validation of key wavelengths for on-line beef tenderness forecasting

Naganathan, G. K., Cluff, K., Samal, A., Calkins, C. R., Jones, D. D., Wehling, R. L. & Subbiah, J., Jan 1 2016, In : Transactions of the ASABE. 59, 3, p. 769-783 15 p.

Research output: Contribution to journalArticle

Beef
wavelengths
beef
wavelength
Wavelength
20 Citations (Scopus)

Three dimensional chemometric analyses of hyperspectral images for beef tenderness forecasting

Konda Naganathan, G., Cluff, K., Samal, A. K., Calkins, C. R., Jones, D. D., Meyer, G. E. & Subbiah, J., Jan 1 2016, In : Journal of Food Engineering. 169, p. 309-320 12 p.

Research output: Contribution to journalArticle

hyperspectral imagery
chemometrics
beef
steaks
packing houses
2015
4 Citations (Scopus)

2.5d facial attractiveness computation based on data-driven geometric ratios

Liu, S., Fan, Y., Guo, Z. & Samal, A. K., Jan 1 2015, Intelligence Science and Big Data Engineering: Image and Video Data Engineering - 5th International Conference, IScIDE 2015, Revised Selected Papers. He, X., Zhou, Z-H., Gao, X., Liu, Z-Y., Zhang, Y., Fu, B., Hu, F. & Zhang, Z. (eds.). Springer Verlag, p. 564-573 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 9242).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data-driven
Face
Error statistics
Stepwise Regression
Models of Computation
14 Citations (Scopus)

A prototype on-line AOTF hyperspectral image acquisition system for tenderness assessment of beef carcasses

Konda Naganathan, G., Cluff, K., Samal, A. K., Calkins, C. R., Jones, D. D., Lorenzen, C. L. & Subbiah, J., Jun 2015, In : Journal of Food Engineering. 154, p. 1-9 9 p.

Research output: Contribution to journalArticle

hyperspectral imagery
beef carcasses
optics
prototypes
beef

Exploring Reactions to Hacktivism Among STEM College Students: A Preliminary Model of Hacktivism Support and Resistance

Pytlik Zillig, L. M., Wang, S., Soh, L-K., Tomkins, A. J., Samal, A. K., Bernadt, T. K. & Hayes, M. J., Aug 14 2015, In : Social Science Computer Review. 33, 4, p. 479-497 19 p.

Research output: Contribution to journalArticle

Students
trustworthiness
student
mediation
integrity
14 Citations (Scopus)

Hyperspectral imaging of ribeye muscle on hanging beef carcasses for tenderness assessment

Konda Naganathan, G., Cluff, K., Samal, A. K., Calkins, C. R., Jones, D. D., Lorenzen, C. L. & Subbiah, J., Aug 1 2015, In : Computers and Electronics in Agriculture. 116, p. 55-64 10 p.

Research output: Contribution to journalArticle

Beef
beef carcasses
hyperspectral imagery
Muscle
muscle

Quality Evaluation of Beef and Pork

Konda Naganathan, G., Cluff, K., Samal, A., Calkins, C. & Subbiah, J., Jan 1 2015, Food Engineering Series. Springer, p. 251-273 23 p. (Food Engineering Series).

Research output: Chapter in Book/Report/Conference proceedingChapter

Beef
Meats
Meat
pork
beef
2014
5 Citations (Scopus)

Across-speaker articulatory normalization for speaker-independent silent speech recognition

Wang, J., Samal, A. K. & Green, J. R., 2014, Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. International Speech and Communication Association, p. 1179-1183 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Speech Recognition
Speech recognition
Normalization
Person
Spatial Data
2 Citations (Scopus)

A dissimilarity function for geospatial polygons

Joshi, D., Soh, L-K., Samal, A. K. & Zhang, J., Oct 1 2014, In : Knowledge and Information Systems. 41, 1, p. 153-188 36 p.

Research output: Contribution to journalArticle

Unsupervised learning
Supervised learning
Watersheds
Information retrieval
Learning algorithms
7 Citations (Scopus)

Using spatial data support for reducing uncertainty in geospatial applications

Hong, T., Hart, K., Soh, L-K. & Samal, A. K., Jan 1 2014, In : GeoInformatica. 18, 1, p. 63-92 30 p.

Research output: Contribution to journalArticle

spatial data
uncertainty
Information use
Information theory
Cost effectiveness
2013
30 Citations (Scopus)

Articulatory distinctiveness of vowels and consonants: A data-driven approach

Wang, J., Green, J. R., Samal, A. K. & Yunusova, Y., Oct 1 2013, In : Journal of Speech, Language, and Hearing Research. 56, 5, p. 1539-1551 13 p.

Research output: Contribution to journalArticle

Tongue
Lip
multidimensional scaling
time series
Data-driven
10 Citations (Scopus)

Development of a cross-section based streamflow routing package for MODFLOW

Ou, G., Chen, X., Kilic, A., Bartelt-Hunt, S. L., Li, Y. & Samal, A. K., Dec 1 2013, In : Environmental Modelling and Software. 50, p. 132-143 12 p.

Research output: Contribution to journalArticle

routing
Aquifers
streamflow
cross section
Seepage
15 Citations (Scopus)

Individual articulator's contribution to phoneme production

Wang, J., Green, J. R. & Samal, A. K., Oct 18 2013, 2013 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2013 - Proceedings. p. 7785-7789 5 p. 6639179. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Support vector machines
Acoustic waves
3 Citations (Scopus)

Mapping shadows in very high-resolution satellite data using HSV and edge detection techniques

Bhaskaran, S., Devi, S., Bhatia, S., Samal, A. K. & Brown, L., Dec 1 2013, In : Applied Geomatics. 5, 4, p. 299-310 12 p.

Research output: Contribution to journalArticle

Multispectral scanners
IKONOS
Edge detection
satellite data
Satellites
23 Citations (Scopus)
Peripheral Arterial Disease
Skeletal Muscle
Biopsy
Muscles
Leg Injuries
23 Citations (Scopus)

Optical scattering with hyperspectral imaging to classify longissimus dorsi muscle based on beef tenderness using multivariate modeling

Cluff, K., Konda Naganathan, G., Subbiah, J., Samal, A. K. & Calkins, C. R., Sep 1 2013, In : Meat Science. 95, 1, p. 42-50 9 p.

Research output: Contribution to journalArticle

longissimus muscle
beef
image analysis
Muscles
muscles
15 Citations (Scopus)

Spatio-temporal polygonal clustering with space and time as first-class citizens

Joshi, D., Samal, A. K. & Soh, L-K., Jan 1 2013, In : GeoInformatica. 17, 2, p. 387-412 26 p.

Research output: Contribution to journalArticle

Drought
citizen
Clustering algorithms
drought
Crime
2012
20 Citations (Scopus)

A statistical approach for automatic detection of ocean disturbance features from SAR images

Chaudhuri, D., Samal, A. K., Agrawal, A., Sanjay, Mishra, A., Gohri, V. & Agarwal, R. C., Jun 8 2012, In : IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing. 5, 4, p. 1231-1242 12 p., 6210409.

Research output: Contribution to journalArticle

synthetic aperture radar
disturbance
ocean
Graph theory
Oil spills
6 Citations (Scopus)

Finding best-fitted rectangle for regions using a bisection method

Chaudhuri, D., Kushwaha, N. K., Sharif, I. & Samal, A. K., Nov 1 2012, In : Machine Vision and Applications. 23, 6, p. 1263-1271 9 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
Metadata
learning
Data mining
Association rules
Computer science
7 Citations (Scopus)

Redistricting using constrained polygonal clustering

Joshi, D., Soh, L-K. & Samal, A. K., Oct 5 2012, In : IEEE Transactions on Knowledge and Data Engineering. 24, 11, p. 2065-2079 15 p., 5936062.

Research output: Contribution to journalArticle

Simulated annealing
Clustering algorithms
Genetic algorithms
78 Citations (Scopus)
segmentation
Satellites
road
Satellite imagery
Military applications
25 Citations (Scopus)

Sentence recognition from articulatory movements for silent speech interfaces

Wang, J., Samal, A. K., Green, J. R. & Rudzicz, F., Oct 23 2012, 2012 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2012 - Proceedings. p. 4985-4988 4 p. 6289039. (ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Command and control systems
14 Citations (Scopus)

Whole-word recognition from articulatory movements for silent speech interfaces

Wang, J., Samal, A. K., Green, J. R. & Rudzicz, F., Dec 1 2012, 13th Annual Conference of the International Speech Communication Association 2012, INTERSPEECH 2012. p. 1326-1329 4 p. (13th Annual Conference of the International Speech Communication Association 2012, INTERSPEECH 2012; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

human being
Health
communication
health
Communication
2011
6 Citations (Scopus)

Analysis of landmarks in recognition of face expressions

Alugupally, N., Samal, A. K., Marx, D. & Bhatia, S., Dec 1 2011, In : Pattern Recognition and Image Analysis. 21, 4, p. 681-693 13 p.

Research output: Contribution to journalArticle

Interfaces (computer)
Law enforcement
Human computer interaction
Statistical methods
Education
5 Citations (Scopus)

Effect of font size, italics, and colour count on web usability

Bhatia, S. K., Samal, A. K., Rajan, N. & Kiviniemi, M. T., Jan 1 2011, In : International Journal of Computational Vision and Robotics. 2, 2, p. 156-179 24 p.

Research output: Contribution to journalArticle

Color
Websites
Students
7 Citations (Scopus)

Evaluating the use of learning objects in CS1

Miller, L. D., Soh, L-K., Samal, A. K., Nugent, G. C., Kupzyk, K. A. & Masmaliyeva, L., Apr 19 2011, SIGCSE'11 - Proceedings of the 42nd ACM Technical Symposium on Computer Science Education. p. 57-62 6 p. (SIGCSE'11 - Proceedings of the 42nd ACM Technical Symposium on Computer Science Education).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Students
learning
Feedback
student
Computer science
7 Citations (Scopus)

Quantifying articulatory distinctiveness of vowels

Wang, J., Green, J. R., Samal, A. & Marx, D. B., Dec 1 2011, In : Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH. p. 277-280 4 p.

Research output: Contribution to journalConference article

Speech intelligibility
Speech Intelligibility
Shape Analysis
Imprecision
Statistical Analysis
3 Citations (Scopus)

Revising computer science learning objects from learner interaction data

Miller, L. D., Soh, L-K., Neilsen, B., Lam, E., Samal, A. K., Kupzyk, K. A. & Nugent, G. C., Apr 19 2011, SIGCSE'11 - Proceedings of the 42nd ACM Technical Symposium on Computer Science Education. p. 45-50 6 p. (SIGCSE'11 - Proceedings of the 42nd ACM Technical Symposium on Computer Science Education).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

computer science
Computer science
Students
interaction
learning

Social justice and water sustainability and management

Bornstein, B. H., Tomkins, A. J., Michaels, S., Samal, A. K., Nam, Y., Zellmer, S., Hoagland, K. & Olson, D., Jan 1 2011, Handbook of Social Justice. Nova Science Publishers, Inc., p. 271-282 12 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

social justice
sustainability
water
management
psychologist

Stitching algorithms for biological specimen images

Bhatia, S. K., Samal, A. K., Seri, V. & Gardner, S. L., Jan 1 2011, In : International Journal of Computational Vision and Robotics. 2, 1, p. 1-17 17 p.

Research output: Contribution to journalArticle

Analog to digital conversion
Museums
Luminance
Geometry
19 Citations (Scopus)

Using targeted sampling to process multivariate soil sensing data

Adamchuk, V. I., Viscarra Rossel, R. A., Marx, D. B. & Samal, A. K., Jun 15 2011, In : Geoderma. 163, 1-2, p. 63-73 11 p.

Research output: Contribution to journalArticle

sensor
sampling
application coverage
soil
homogeneity
1 Citation (Scopus)

Weighted Bidimensional Regression

Schmid, K. K., Marx, D. B. & Samal, A. K., Jan 1 2011, In : Geographical Analysis. 43, 1, p. 1-13 13 p.

Research output: Contribution to journalArticle

shape analysis
weighting
regression
effect
ability