mohammad j. m. zedan ,mohd asyraf zulkifley, ahmad asrul ibrahim, asraf mohamed moubark, nor azwan mohamed kamari, siti raihanah abdani.  (2023).  automated glaucoma screening and diagnosis based on retinal fundus images using deep learning approaches: a comprehensive review.  - diagnostics.  1-33. 

asraf mohamed moubark, luzhen nie, mohd hairi mohd zaman, mohammad tariqul islam, mohd asyraf zulkifley, mohd hafiz baharuddin, zainab alomari, steven freear.  (2023).  enhancement of ultrasound b-mode image quality using nonlinear filtered-multiply-and-sum compounding for improved carotid artery segmentation..  - diagnostics.  1-27. 

mohammad a. thanoon, mohd asyraf zulkifley, muhammad ammirrul atiqi mohd zainuri and siti raihanah abdani.  (2023).  a review of deep learning techniques for lung cancer screening and diagnosis based on ct images.  - diagnostics.  1-27. 

husham muayad nayyef, ahmad asrul ibrahim, muhammad ammirrul atiqi mohd zainuri, mohd asyraf zulkifley, hussain shareef.  (2023).  a novel hybrid algorithm based on jellyfish search and particle swarm optimization.  - mathematics.  1-29. 

siti raihanah abdani, mohd asyraf zulkifley, mohamad ibrani shahrimin, nuraisyah hani zulkifley.  (2022).  computer-assisted pterygium screening system: a review.  - diagnostics.  1-19. 

ahamed ibrahim sithy juhaniya, ahmad asrul ibrahim, muhammad ammirrul atiqi mohd zainuri, mohd asyraf zulkifley.  (2022).  an analytical model of induction motors for rotor slot parametric design performance evaluation.  - international journal of advanced computer science and applications.  883-889. 

ahamed ibrahim sithy juhaniya, ahmad asrul ibrahim, muhammad ammirrul atiqimohd zainuri, mohd asyraf zulkifley, muhammad akmal remli.  (2022).  optimal stator and rotor slots design of induction motors for electric vehicles using opposition-based jellyfish search optimization.  - machines.  1-18. 

nur ayuni mohamed, mohd asyraf zulkifley, nor azwan mohamed kamari, zulaikha kadim.  (2022).  symmetrically stacked long short-term memory networks for fall event recognition using compact convolutional neural networks-based tracker.  - symmetry.  1-19. 

nurul afiqah mohd fazzil, ahmad asrul ibrahim, hussain shareef , mohd asyraf zulkifley, muhammad akmal remli.  (2022).  non-intrusive load monitoring for appliance status determination using feed-forward neural network.  - przeglad elektrotechniczny.  27-32. 

abdul waheed khawaja, nor azwan mohamed kamari, muhammad ammirrul atiqi mohd zainuri, mohd asyraf zulkifley, mohd hairi mohd zaman, ismail musirin.  (2022).  optimal design and tuning of novel proportional integral derivative with filter thyristor-controlled series compensator stabiliser using a new hybrid technique.  - applied sciences.  1-36. 

nur fariza ramli, nor azwan mohamed kamari, syahirah abd halim, mohd asyraf zulkifley, mohd saiful mohd sahri, ismail musirin4.  (2022).  a non convex economic dispatch problem with point valve effect using a wind driven optimisation approach.  - journal of electrical engineering & technology.  85-95. 

elizar elizar, mohd asyraf zulkifley, rusdha muharar, mohd hairi mohd zaman, seri mastura mustaza.  (2022).  a review on multiscale-deep-learning applications.  - sensors.  1-29. 

ng lai yee, mohd asyraf zulkifley, adhi harmoko saputro, siti raihanah abdani.  (2022).  apex frame spotting using attention networks for micro-expression recognition system.  - computers, materials & continua.  5331-5348. 

marzuraikah mohd stofa, mohd asyraf zulkifley, muhammad ammirrul atiqi mohd zainuri.  (2022).  micro-expression-based emotion recognition using waterfall atrous spatial pyramid pooling networks.  - sensors.  1-17. 

mohd asyraf zulkifley, asraf mohamed moubark, adhi harmoko saputro, siti raihanah abdani.  (2022).  automated apple recognition system using semantic segmentation networks with group and shuffle operators.  - agriculture.  1-15. 

koo sie min, mohd asyraf zulkifley, nor azwan mohamed kamari.  (2022).  optimal compact network for micro-expression analysis system.  - sensors.  1-19. 

asraf mohamed moubark, zainab alomari, mohd hairi mohd zaman, mohd asyraf zulkifley, sawal hamid md ali, luzhen nie, steven freear.  (2022).  optimizing the lateral beamforming step for filtered-delay multiply and sum beamforming to improve active contour segmentation using ultrafast ultrasound imaging.  - biomedical signal processing and control.  1-13. 

lim jun sian, marzuraikah mohd stofa, sie min koo, mohd asyraf zulkifley.  (2021).  micro expression recognition: multi-scale approach to automatic emotion recognition by using spatial pyramid pooling module.  - international journal of advanced computer science and applications.  583-596. 

marzuraikah mohd stofa, mohd asyraf zulkifley, muhammad ammirrul atiqi mohd zainuri.  (2021).  skin lesions classification and segmentation: a review.  - international journal of advanced computer science and applications.  532-541. 

sadia mannan mitu, norinah abd. rahman, khairul anuar mohd nayan, mohd asyraf zulkifley, sri atmaja p. p. rosyidi.  (2021).  implementation of machine learning algorithms in spectral analysis of surface waves (sasw) inversion.  - applied sciences.  2557. 

abdul waheed khawaja, nor azwan mohamed kamari, ismail musirin, mohd asyraf zulkifley, muhamad zahim sujod.  (2021).  design of optimal multi-objective-based facts component with proportionalintegral-derivative controller using swarm optimization approach.  - international journal of advanced technology and engineering exploration.  391-404. 

siti raihanah abdani, mohd asyraf zulkifley, nuraisyah hani zulkifley.  (2021).  group and shuffle convolutional neural networks with pyramid pooling module for automated pterygium segmentation.  - diagnostics.  1-16. 

nur ayuni mohamed, mohd asyraf zulkifley, ahmad asrul ibrahim, mustapha aouache.  (2021).  optimal training configurations of a cnn-lstm-based tracker for a fall frame detection system.  - sensors.  1-34. 

mohd asyraf zulkifley, siti raihanah abdani, nuraisyah hani zulkifley, mohamad ibrani shahrimin.  (2021).  residual-shuffle network with spatial pyramid pooling module for covid-19 screening.  - diagnostics.  1-18. 

mohd asyraf zulkifley, nur ayuni mohamed, siti raihanah abdani, nor azwan mohamed kamari, asraf mohamed moubark, ahmad asrul ibrahim.  (2021).  intelligent bone age assessment: an automated system to detect a bone growth problem using convolutional neural networks with attention mechanism.  - diagnostics.  1-24. 

nur fariza ramli, nor azwan mohamed kamari, mohd asyraf zulkifley, ismail musirin.  (2020).  optimal power scheduling for economic dispatch using moth flame optimizer.  - indonesian journal of electrical engineering and computer science.  379-384. 

mohd asyraf zulkifley, siti raihanah abdani, nuraisyah hani zulkifley.  (2020).  automated bone age assessment with image registration using hand x-ray images.  - applied sciences.  1-16. 

xue wen ng, nur fariza ramli, nor azwan mohamed kamari, mohd asyraf zulkifley, ismail musirin.  (2020).  optimal energy scheduling strategy in power system using bat algorithm optimization approach.  - international journal of emerging trends in engineering research.  7510-7515. 

siti zulaikha muhammad zaki, mohd asyraf zulkifley, marzuraikah mohd stofa, nor azwan mohammed kamari, nur ayuni mohamed.  (2020).  classification of tomato leaf diseases using mobilenet v2.  - iaes international journal of artificial intelligence.  290-296. 

zulailkha kadim, mohd asyraf zulkifley, nabilah hamzah.  (2020).  deep-learning based single object tracker for night surveillance.  - international journal of electrical and computer engineering.  3576-3587. 

zulaikha kadim, mohd asyraf zulkifley, nur azwan mohamed kamari.  (2020).  training configuration analysis of a convolutional neural network object tracker for night surveillance application.  - iaes international journal of artificial intelligence.  282-289. 

mohd asyraf zulkifley, siti raihanah abdani, nuraisyah hani zulkifley.  (2020).  covid-19 screening using a lightweight convolutional neural network with generative adversarial network data augmentation.  - symmetry.  1-17. 

asraf mohamed moubark, mohdhairimohd zaman, mohdasyrafzulkifley, sawal hamid md ali.  (2020).  automatic mark entry system using computer vision-based approach.  - international journal of advanced trends in computer science and engineering.  680-684. 

nur ayuni mohamed, mohd asyraf zulkifley, wan mimi diyana wan zaki, aini hussain.  (2019).  an automated glaucoma screening system using cup-to-disc ratio via simple linear iterative clustering superpixel approach.  - biomedical signal processing and control.  1-17. 

mohd asyraf zulkifley, nur ayuni mohamed, nuraisyah hani zulkifley.  (2019).  squat angle assessment through tracking body movements.  - ieee access.  48635-48644. 

mohd asyraf zulkifley.  (2019).  two streams multiple-model object tracker for thermal infrared video.  - ieee access.  . 

mohd asyraf zulkifley, siti raihanah abdani, nuraisyah hani zulkifley.  (2019).  pterygium-net: a deep learning approach to pterygium detection and localization.  - multimedia tools and applications.  34563-34584. 

nur ayuni mohamed, mohd asyraf zulkifley.  (2019).  moving object detection via tv-l1 optical flow in fall-down videos.  - bulletin of electrical engineering and informatics.  839-846. 

rosli, r.e., sulong, a.b., daud, w.r.w., zulkifley, m.a., rosli, m.i., majlan, e.h., haque, m.a. & radzuan n.a.m..  (2019).  the design and development of an ht-pemfc test cell and test station.  - international journal of hydrogen energy.  30763-30771. 

mustapha aouache, aini hussain, mohd asyraf zulkifley, diyana wan mimi wan zaki, hafizah husain & hamzaini bin abdul hamid.  (2018).  anterior osteoporosis classification in cervical vertebrae using fuzzy decision tree.  - multimedia tools and applications.  4011-4045. 

mohd asyraf zulkifley, niki trigoni.  (2018).  multiple-model fully convolutional neural networks for single object tracking on thermal infrared video.  - ieee access.  . 

rohana abdul karim, mohd marzuki mustafa, mohd asyraf zulkifley.  (2018).  tracking of tissue movement using distance-weighted log ratio similarity matching algorithm.  - journal of telecommunication, electronic and computer engineering.  . 

mohammadali saghafi, aini hussain, mohamad hanif md. saad, mohd asyraf zulkifley, nooritawati md tahir, mohd faisal ibrahim.  (2018).  pose and illumination invariance of attribute detectors in person re-identification.  - international journal of engineering & technology.  . 

rohana abdul karim, mohd marzuki mustafa, mohd asyraf zulkifley.  (2017).  log-ratio descriptor for tissues and organs images.  - advanced science letters.  3912-3916. 

siti zaleha ismail, mohd asyraf zulkifley, aini hussain, mohd marzuki mustafa, anuar mikdad muad.  (2017).  automated shoreline detection using natural colour composite on spot 5 satellite imagery.  - advanced science letters.  4601-4604. 

r.e. rosli, a.b. sulong, w.r.w. daud, m.a. zulkifley, t. husaini, m.i. rosli, e.h. majlan, m.a. haque.  (2017).  a review of high-temperature proton exchange membrane fuel cell (ht-pemfc) system.  - international journal of hydrogen energy.  9293-9314. 

nor rashidah md juremi, mohd asyraf zulkifley, aini hussain, wan mimi diyana wan zaki.  (2017).  inter-rater reliability of actual tagged emotion categories validation using cohen`s kappa coefficient.  - journal of theoretical and applied information technology.  259-264. 

nur syazwani samanu, mohd asyraf zulkifley, nur afiqah ramdun, aini hussain.  (2016).  aggressive behaviour analytics: a brief review.  - journal of engineering and applied sciences.  446-451. 

w mimi diyana w zaki, m asyraf zulkifley, aini hussain, w haslina wa halim, n badariah a mustafa, lim sin ting.  (2016).  diabetic retinopathy assessment: towards an automated system.  - biomedical signal processing and control.  72-82. 

zulkifley hamid, nuraisyah hani zulkifley & mohd asyraf zulkifley.  (2016).  enhancing thinking skills among students using edward de bono module.  - advanced science letters.  4267-4270. 

zulkifley m.a..  (2016).  robust single object tracker based on kernelled patch of a fixed rgb camera.  - optik.  1100-1110. 

nor rashidah md juremi, mohd asyraf zulkifley, aini hussain.  (2015).  exponential filters for visual brain-computer interface protocol.  - journal of computational information systems.  5243-5250. 

mohd asyraf zulkifley, ain nazari, siti khadijah, adhi harmoko saputro.  (2015).  on application of gaussian kernel to retinal blood tracing.  - journal of theoretical and applied information technology.  19-24. 

rosdiadee nordin, ahmad a.a. bakar, wan m.d.w. zaki & mohd a. zulkifley.  (2015).  optimisation strategy to measure programme outcomes of the electrical engineering degree programme.  - global journal of engineering education.  42-46. 

ain nazari, mohd marzuki mustafa, mohd asyraf zulkifley.  (2015).  analyzing the effect of multi-channel multi-scale segmentation of retinal blood vessels.  - arpn journal of engineering and applied sciences.  8358-8362. 

aouache mustapha, aini hussain, salina abdul samad, mohd asyraf zulkifley, wan mimi diyana wan zaki, hamzaini abdul hamid.  (2015).  design and development of a content-based medical image retrieval system for spine vertebrae irregularity.  - biomedical engineering online.  1-24. 

siti zaleha ismail, mohd asyraf zulkifley, aini hussain, mohd marzuki mustafa.  (2015).  a review on shoreline detection based on satellite imagery.  - arpn journal of engineering and applied sciences.  7977-7982. 

rohana abdul karim, mohd marzuki mustafa, mohd asyraf zulkifley.  (2015).  analysis on telepointer tracking methods for endoscopic images.  - arpn journal of engineering and applied sciences.  9395-9400. 

mohd asyraf zulkifley.  (2015).  robust single object tracker based on kernelled patch of a fixed rgb camera.  - optik - international journal for light and electron optics.  1100-1110. 

low han leong, aini hussain, mohd asyraf zulkifley, wan mimi diyana wan zaki.  (2015).  camera-based toddler fall detection system by using kalman filter.  - journal of theoretical and applied information technology.  383-388. 

nur ayuni mohamed, mohd asyraf zulkifley, aini hussain, aouache mustapha.  (2015).  local binary patterns and modified red channel for optic disc segmentation.  - journal of theoretical and applied information technology.  84-91. 

mohd fadzil abu hassan, mohd asyraf zulkifley, aini hussain.  (2015).  squat exercise abnormality detection by analyzing joint angle for knee osteoarthritis rehabilitation.  - jurnal teknologi.  19-24. 

attiya tajuddin, mohd asyraf zulkifley, aini hussain, mohd marzuki mustafa.  (2015).  post-stroke rehabilitation: stick exercise monitoring using kalman filter.  - jurnal teknologi.  7-11. 

nor farizan zakaria, mohd asyraf zulkifley,mohd marzuki mustafa.  (2015).  parameters estimation of double exponential smoothing for hand jitter reduction using genetic algorithm.  - jurnal teknologi.  91-95. 

ain nazari, mohd marzuki mustafa, mohd asyraf zulkifley.  (2015).  segmentation of retinal blood vessels by top-hat multi-scale detection for optic disc removal.  - jurnal teknologi.  47-53. 

zulkifley bin hamid, naidatul zamrizam abu & mohd. asyraf zulkifley.  (2015).  strategi komunikasi dalam kalangan murid pelbagai etnik.  - jurnal komunikasi: malaysian journal of communication.  171-186. 

ili ayuni mohd ikhsan, aini hussain, mohd asyraf zulkifley dan aouache mustapha.  (2015).  automated vertebrae extraction using watershed segmentation and tree-based modelling approach.  - journal of fiber bioengineering and informatics.  547-555. 

win kong, mohamad hanif md saad, mohd asyraf zulkifley, m a hannan, aini hussain.  (2015).  geometrical gait based model for fall detection using thresholding.  - journal of information and computational science.  6693-6700. 

mohd asyraf zulkifley, wan mimi diyana wan zaki, aini hussain dan mohd. marzuki mustafa.  (2014).  improved white patch retinex colour constancy for robust single object tracker (camshift).  - journal of computational information systems.  10(11): 4699-4707. 

nor farizan zakaria, mohd asyraf zulkifley, mohd. marzuki mustafa, rohana abdul karim.  (2014).  a review on laser spot detection system based on image processing techniques.  - journal of theoretical and applied information technology.  333-344. 

mohd asyraf zulkifley, mohd marzuki mustafa, aini hussain, aouache mustapha, suzaimah ramli.  (2014).  robust identification of polyethylene terephthalate (pet) plastics through bayesian decision.  - plos one.  1-20. 

rosdiadee nordin, a.a.a. bakar, w.m.d.w. zaki, m.a. zulkifley and a.b. huddin.  (2014).  relationship between direct and indirect assessment to improve the teaching and learning process for electrical engineering programmes.  - global journal of engineering education.  104-109. 

rohana abdul karim, nor farizan zakaria, mohd asyraf zulkifley, mohd marzuki mustafa, ismail sagap, and nani harlina md latar.  (2013).  telepointer technology in telemedicine : a review.  - biomedical engineering online.  Art no.21. 

nor surayahani suriani, aini hussain dan mohd asyraf zulkifley.  (2013).  sudden event recognition: a survey.  - sensors.  13(8):9966-9998. 

zulkifley, ma; moran, b; rawlinson, d.  (2012).  robust foreground detection: a fusion of masked grey world, probabilistic gradient information and extended conditional random field approach.  - sensors.  12(5):5623-5649. 

mohd asyraf zulkifley, wan mimi diyana wan zaki, aini hussain, mohd. marzuki mustafa.  (2012).  enhancement of surf performance through masked grey world approach.  - journal of computational information systems.  8(9):3911-3919. 

mohd asyraf zulkifley, david rawlinson and bill moran.  (2012).  robust observation detection for single object tracking: deterministic and probabilistic patch-based approaches.  - sensors.  12(11):15638-15670. 

mohd asyraf zulkifley, bill moran.  (2012).  robust hierarchical multiple hypothesis tracker for multiple-object tracking.  - expert systems with applications.  39(16):12319-12331.