Ashok K Samal

Professor

  • 3137 Citations
  • 26 h-Index
1986 …2019
If you made any changes in Pure, your changes will be visible here soon.

Research Output 1986 2019

Filter
Article
2019
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

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
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
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
2014
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
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
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

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
2010
6 Citations (Scopus)

A content based image retrieval system for a biological specimen collection

Mallik, J., Samal, A. K. & Gardner, S. L., Jul 2010, In : Computer Vision and Image Understanding. 114, 7, p. 745-757 13 p.

Research output: Contribution to journalArticle

Image retrieval
Photography
Explosions
Costs
Parasites
9 Citations (Scopus)

Using bidimensional regression to assess face similarity

Kare, S., Samal, A. K. & Marx, D., Apr 1 2010, In : Machine Vision and Applications. 21, 3, p. 261-274 14 p.

Research output: Contribution to journalArticle

Face recognition
Biometrics
Geometry
2009
12 Citations (Scopus)

Renaissance computing: An initiative for promoting student participation in computing

Soh, L-K., Samal, A. K., Scott, S., Ramsay, S., Moriyama, E., Meyer, G., Moore, B., Thomas, W. G. & Shell, D. F., Apr 2 2009, In : SIGCSE Bulletin Inroads. 41, 1, p. 59-63 5 p.

Research output: Contribution to journalArticle

Curricula
Students
19 Citations (Scopus)

Searching satellite imagery with integrated measures

Samal, A. K., Bhatia, S., Vadlamani, P. & Marx, D., Nov 1 2009, In : Pattern Recognition. 42, 11, p. 2502-2513 12 p.

Research output: Contribution to journalArticle

Satellite imagery
Satellites
Image matching
Image retrieval
Search engines
2008
55 Citations (Scopus)

An automatic bridge detection technique for multispectral images

Chaudhuri, D. & Samal, A. K., Sep 1 2008, In : IEEE Transactions on Geoscience and Remote Sensing. 46, 9, p. 2720-2727 8 p., 4579753.

Research output: Contribution to journalArticle

multispectral image
D-1 satellite
roads
connectivity
rivers
70 Citations (Scopus)

Computation of a face attractiveness index based on neoclassical canons, symmetry, and golden ratios

Schmid, K. K., Marx, D. & Samal, A. K., Aug 1 2008, In : Pattern Recognition. 41, 8, p. 2710-2717 8 p.

Research output: Contribution to journalArticle

Geometry
69 Citations (Scopus)

Optical scattering in beef steak to predict tenderness using hyperspectral imaging in the VIS-NIR region

Cluff, K., Naganathan, G. K., Subbiah, J., Lu, R., Calkins, C. R. & Samal, A. K., Sep 26 2008, In : Sensing and Instrumentation for Food Quality and Safety. 2, 3, p. 189-196 8 p.

Research output: Contribution to journalArticle

Beef
Scattering
Imaging techniques
Wavelength
Spectrographs
74 Citations (Scopus)

Partial least squares analysis of near-infrared hyperspectral images for beef tenderness prediction

Naganathan, G. K., Grimes, L. M., Subbiah, J., Calkins, C. R., Samal, A. K. & Meyer, G. E., Sep 25 2008, In : Sensing and Instrumentation for Food Quality and Safety. 2, 3, p. 178-188 11 p.

Research output: Contribution to journalArticle

Beef
Infrared radiation
Infrared imaging
Water absorption
Oils and fats
2 Citations (Scopus)

Recognition and quality assessment of data charts in mixed-mode documents

Shukla, S. & Samal, A. K., Oct 3 2008, In : International Journal on Document Analysis and Recognition. 11, 3, p. 111-126 16 p.

Research output: Contribution to journalArticle

Search engines
4 Citations (Scopus)

Techniques for computing fitness of use (FoU) for time series datasets with applications in the geospatial domain

Fu, L., Soh, L-K. & Samal, A. K., Mar 1 2008, In : GeoInformatica. 12, 1, p. 91-115 25 p.

Research output: Contribution to journalArticle

fitness
time series
Time series
Bearings (structural)
Information analysis
74 Citations (Scopus)

Trend analysis of streamflow drought events in Nebraska

Wu, H., Soh, L-K., Samal, A. K. & Chen, X. H., Feb 1 2008, In : Water Resources Management. 22, 2, p. 145-164 20 p.

Research output: Contribution to journalArticle

Drought
trend analysis
streamflow
drought
Watersheds
159 Citations (Scopus)

Visible/near-infrared hyperspectral imaging for beef tenderness prediction

Naganathan, G. K., Grimes, L. M., Subbiah, J., Calkins, C. R., Samal, A. K. & Meyer, G. E., Dec 1 2008, In : Computers and Electronics in Agriculture. 64, 2, p. 225-233 9 p.

Research output: Contribution to journalArticle

Beef
Infrared imaging
near infrared
beef
image analysis
2007
11 Citations (Scopus)

A method for estimating fractal dimension of tree crowns from digital images

Zhang, D., Samal, A. K. & Brandle, J. R., May 1 2007, In : International Journal of Pattern Recognition and Artificial Intelligence. 21, 3, p. 561-572 12 p.

Research output: Contribution to journalArticle

Fractal dimension
42 Citations (Scopus)

Analysis of sexual dimorphism in human face

Samal, A. K., Subramani, V. & Marx, D., Dec 1 2007, In : Journal of Visual Communication and Image Representation. 18, 6, p. 453-463 11 p.

Research output: Contribution to journalArticle

Animals
Orbits
Color
11 Citations (Scopus)
computer science
Computer science
research planning
Education
aptitude
91 Citations (Scopus)

A simple method for fitting of bounding rectangle to closed regions

Chaudhuri, D. & Samal, A. K., Jul 1 2007, In : Pattern Recognition. 40, 7, p. 1981-1989 9 p.

Research output: Contribution to journalArticle

Geometry