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Browsing Departmental Publications (BUIC) by Author "Dr Shehzad Khalid"
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Dr Shehzad Khalid; M.Taimoor Khan; Mehr Durrani; Kamran H. Khan; Armughan ali
(Bahria University Islamabad Campus, 2015)
Topic models are successfully used for text analysis to identify product aspects and their associated sentiments. There are various extensions of topic models that focus on specific problems of Aspect-based Sentiment ...
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Dr Shehzad Khalid; Usman Akram; Shahid Razzaq
(Bahria University Islamabad Campus, 2015)
The importance of behaviour analysis and activity recognition systems continue to increase with the increasing demand and deployment of video surveillance systems. Motion trajectories provide rich spatio-temporal information ...
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Dr Shehzad Khalid; Shahid Razzaq
(Bahria University Islamabad Campus, 2015)
This paper identifies a previously undiscovered behavior of uniformly distributed data points or vectors in high dimensional ellipsoidal models. Such models give near normal distributions for each of its dimensions. Converse ...
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Kashif Saleem; Muhammad Imran; Abid Ali Minhas; Sohail Jabbar; Dr Shehzad Khalid
(Bahria University Islamabad Campus, 2015)
Network lifetime and throughput are one of the prime concerns while designing routing protocols for wireless sensor networks (WSNs). However, most of the existing schemes are either geared towards prolonging network lifetime ...
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Dr Shehzad Khalid; Uzma Naqvi; Imran Siddiqi
(Bahria University Islamabad Campus, 2015)
Identification of individuals from handwritten documents using automated recognition systems has gained significant research interest due to the wide variety of applications it offers for forensic analysis, signature ...
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Dr Shehzad Khalid; M. Usman Akram; Anam Tariq; M. Younus Javed; Sarmad Abbas; Ubaid Ullah Yasin
(Bahria University Islamabad Campus, 2015)
Glaucoma is a chronic and irreversible neurodegenerative disease in which the neuro-retinal nerve that connects the eye to the brain (optic nerve) is progressively damaged and patients suffer from vision loss and blindness. ...
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Dr Shehzad Khalid; Israr-ud-din; Imran Siddiqi
(Bahria University Islamabad Campus, 2015)
This paper presents a technique for segmentation of printed Urdu text images into lines and ligatures, a key pre-processing step in Urdu Optical Character Recognition (OCR) systems. Unlike classical projection profile based ...
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Dr Shehzad Khalid; Andrew Naftel
(Bahria University Islamabad Campus, 2015)
A new technique is proposed for clustering and similarity retrieval of video motion clips based on spatio-temporal object trajectories. The trajectories are treated as motion time series and represented either by least ...
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Dr Shehzad Khalid; Saima Shaheen; M. Younus Javed; Muid Mufti; Aasia Khanum; Shoab A. Khan; M. Usman Akram
(2015)
A major fraction of multimedia stream contents tends to be redundant and leads to wastage of storage capacity and channel bandwidth. In order to eliminate surplus data, standard video compression algorithms exploit spatial ...
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Abdul Waheed Malik; Benny Thornberg; Qaisar Anwar; Tor Arne Johanson; Dr Shehzad Khalid
(Bahria University Islamabad Campus, 2015)
This paper presents the design and real-time decoding of a color symbol that can be used as a reference marker for optical navigation. The designed symbol has a circular shape and is printed on paper using two distinct ...
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Dr Shehzad Khalid; Israr Uddin Khattak; Imran Siddiqi; Chawki Djeddi
(Bahria University Islamabad Campus, 2015)
This paper presents an effective segmentation-free and scale-invariant technique for recognition of Urdu ligatures in Nastaliq font. The proposed technique relies on separating the main body of ligatures from the secondary ...
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Dr Shehzad Khalid; Uzma Naqvi; Sana Shokatb
(Bahria University Islamabad Campus, 2015)
This paper reviews various text independent writer identification techniques through offline documents. Different features extraction methods are discussed. Classification approaches that are mainly used for identification ...
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Dr Shehzad Khalid
(Bahria University Islamabad Campus, 2015)
In this paper, we introduced a classifier ensemble approach to combine heterogeneous classifiers in the presence of class label noise in the datasets. To enhance the performance of classifier ensemble, we give a preprocessing ...
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Dr Shehzad Khalid; Sidra Muneer; Magnus Eriksson
(Bahria University Islamabad Campus, 2015)
The multi-hop ad-hoc networking paradigm is expected to be a key feature in future wireless communication systems. In a typical data broadcast scenario, multi-hop ad-hoc routing protocols allow devices (called nodes in ...
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Dr Shehzad Khalid; Shahid Razzaq
(Bahria University Islamabad Campus, 2015)
This paper presents a novel density based agglomerative clustering algorithm named TOBAE which is a parameter-less algorithm and automatically filters noise. It finds the appropriate number of clusters while giving a ...
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Dr Shehzad Khalid; Uzma Jamil
(Bahria University Islamabad Campus, 2015)
The bio-medical investigation from images through computational techniques is very common in these days. Automatic Lesion extraction from skin, is very important to aid the dermatologists in the diagnosis of cancer part ...