Dr Ian van der Linde

Ian carries out cross-faculty research in the areas of computer science, vision science, image processing, algorithms and cognitive psychology.

[email protected]

Background

Ian’s research interests include using computer modelling and experimental psychology to study the human visual system. In particular, he is interested in gaze control, visual short-term memory, face perception, visual task planning, image quality assessment, multimodal binding, the impact of ageing on visual performance, and the computations performed in the early visual system. He also worked in the area of computational methods in neuropsychological testing.

Research interests

• Vision Science
• Image Processing
• Cognitive and Behavioural Psychology
• Computational Methods in Neuropsychological Testing

Areas of research supervision

PhD students (completed)

• William Campbell (2019). Audio signal processing. School of Computing & Information Science (Nunn, D., van der Linde, I., Stables, R.).
• Yaacoub Yousef (2018). Behavioural factors that give rise to the unsafe use of online social networks. School of Computing and Information Science (van der Linde, I.).
• Leon Webster (2018). Cardiovascular bioinformatics. School of Medicine. (van der Linde, I., Davies, J.).
• Colm McGonigle (2017). Does visual experience influence accommodative accuracy & the maintenance of a clear retinal image? Department of Vision & Hearing Sciences (Allen, P., van der Linde, I., Mallen, E., Pardhan, S.).
• Vivian Oyemike (2016). Barriers to the adoption of cloud computing services. School of Computing and Information Science (Carter, T., Kautonen, T. and van der Linde, I.).
• Keisha Notice (2014). Visual working memory, top-down processing and saccadic curvature. Department of Psychology. (Bright, P., Pardhan, S. and van der Linde, I.).
• Heather Shorrock (2013). The optical, neural and perceptual basis of blur sensitivity and interpretation differences in myopes and emmetropes. Department of Vision & Hearing Sciences. (Pardhan, S., Rae, S. and van der Linde, I.).
• Graham Martin (2012). The effects of vehicle wiring on electrical/electronic system performance. School of Engineering and the Built Environment (Strange, C., van der Linde, I. and Zizzo, C.).
• Raju Sapkota (2010). Human visual short-term memory for unfamiliar stimuli: visual, spatial and motor binding. Department of Vision & Hearing Sciences. (van der Linde, I. and Pardhan, S.).
• Yan Yang (2008). CT-MRI medical image registration. School of Engineering and the Built Environment (van der Linde, I., Mootanah, R. and Ingle, P.).

PhD students (current)

• Ahmed Selim (2015-). Neural Networks for EEG-based Brain Computer Interfaces. School of Computing and Information Science (van der Linde, I., Pardhan, S.).
• Fiona Howe (2017-). School of Psychology (Stagg, S., Finlay, M., van der Linde, I.).
• Agnes Barsi (2019-). School of Psychology (Bright, P., Cardini, F., van der Linde, I.).

PhD students (examined)

• Marty Fiati (2017). The role of posterior parietal activity in multisensory integration of episodic contexts (Leader Supervisor: P. Bright, Anglia Ruskin University. Co-Examiner: L. Renoult, University of East Anglia).
• Franziska Reisse (2014). Effect of malalignment on knee joint contact mechanics (Lead Supervisor: R. Mootanah, Anglia Ruskin University. Co-Examiner: A. Bull, Imperial College).
• Charles Ikerionwu (2014). The development of a BPO-IT framework (Lead Supervisor: E. Gray, Glasgow Caledonian University. Co-Examiner: M. Mannion, Glasgow Caledonian University).
• Ellen Carrol (2014). The cognitive basis of goal-directed behaviour (Lead Supervisor: P. Bright, Anglia Ruskin University. Co-Examiner: J. Duncan, Cognition and Brain Sciences Unit, Medical Research Council).
• Stephanie Difrancesco (2013). Intensive language action therapy and recovery in chronic aphasia (Lead Supervisor: B. Pulvermüller, Charité Universitätsmedizin Berlin. Co-Examiner: O. Hauk, Cognition and Brain Sciences Unit, Medical Research Council).

Teaching

• Image Processing (MOD002643);
• Data Structures & Algorithms (MOD002641);
• Core Mathematics for Computing (MOD004428).

Qualifications

• MSc Cognitive & Clinical Neuroscience, Department of Psychology, Goldsmiths, University of London (Distinction);
• PhD Human/Computer Vision, Anglia Ruskin University;
• Post-doctoral Researcher/Visiting Scholar, Laboratory for Image & Video Engineering (LIVE) & Center for Perceptual Systems, University of Texas at Austin.

Memberships, editorial boards

• Fellow of the British Computer Society (FBCS);
• Fellow of the Higher Education Academy (FHEA);
• Chartered Engineer of the Engineering Council UK (CEng).

Research grants, consultancy, knowledge exchange

Research grants

• Pardhan, P., Sapkota, R., Bright, P. and van der Linde, I. (2014). The evaluation of memory binding performance as an indicator for early cognitive decline associated with Alzheimer’s disease. South Essex Partnership Trust, £67,616
• van der Linde, I. (2012). Economic & Social Research Council, National Centre for Research Methods (NCRM) Training Bursary, £400
• van der Linde, I. (2011). The Wellcome Trust, 'I'm a Scientist, Get Me Out of Here', Winner, Nickel Zone, £500
• Hills, P. & van der Linde, I. (2011). Home Office Scientific Development Branch, Facial Image Comparison, £6,000
• Bourne, R. A. & van der Linde, I. (2010). Knowledge Transfer Partnership, Medisoft Limited, £174,457
• van der Linde, I. (2011). The Wellcome Trust, Biomedical Vacation Scholarship, £1,440

Consultancy

• Examiner, Object Oriented Programming and Distributed & Parallel Systems, British Computer Society, from 2006
• Strategic Advisory Committee, Pearson/EdExcel, A-level and BTEC National Computer Science Redevelopment 2012
• Higher Education Institution Assessor, British Computer Society, from 2014
• Hills, P. and van der Linde, I. (2011). Home Office Scientific Development Branch, Facial Image Comparison, £6,000.

Selected recent publications

van der Linde, I., Bright, P. (2018). A genetic algorithm to find optimal reading test word subsets for estimating full-scale IQ. PLOS One, doi: 10.1371/journal.pone.0205754.

Bright, P., van der Linde, I. (2018). Comparison of methods for estimating premorbid intelligence. Neuropsychological Rehabilitation, doi: 10.1080/09602011.2018.

Campbell, W., Paterson, J., van der Linde, I. (2017). Listener preferences for alternative dynamic-range-compressed audio configurations. Journal of the Audio Engineering Society, 65(7/8), 540-551.

Sapkota, R. P., van der Linde, I., Lamichhane, N., Upadhyaya, T., Pardhan, S. (2017). Patients with mild cognitive impairment show lower visual short-term memory performance in feature binding tasks. Dementia and Geriatric Cognitive Disorders EXTRA, 7(1), 74-86.

Bright, P., Hale, E., Gooch, V., Myhil, T., van der Linde, I. (2016). The National Adult Reading Test: restandardisation against the Wechsler Adult Intelligence Scale-Fourth Edition. Neuropsychological Rehabilitation, 28(6), 1019-1027, doi: 10.1080/09602011.2016.1231121.

Sapkota, R., Pardhan, S., van der Linde, I. (2016). Spatiotemporal proximity effects in visual short-term memory examined by target-nontarget analysis. Journal of Experimental Psychology: Learning, Memory, and Cognition, 42(8), 1304-1315.

McGonigle, C., van der Linde, I., Pardhan, S., Engel, S., Mallen, E., Allen, P. (2016). Myopes experience greater contrast adaptation during reading. Vision Research, 121, 1-9.

Sapkota, R., van der Linde, I., Pardhan, S. (2015). Change detection in visual short-term memory: the relative impact of pairwise switches and identity substitutions. Experimental Psychology, 62, 232-239.

Sapkota, R., van der Linde, I., Pardhan, S. (2014). How does aging affect the types of error made in a visual short-term memory 'object-recall' task? Frontiers in Aging Neuroscience, 6(346), doi: 10.3389/fnagi.2014.00346.

Sapkota, R., Pardhan, S., van der Linde, I. (2013). Manual tapping enhances visual short-term memory performance where visual and motor coordinates correspond. British Journal of Psychology, 104(2), 249-264, doi: 10.1111/j.2044-8295.2012.02115.x.

van der Linde, I., Doe, R.M. (2012). The influence of affective image content on subjective quality assessment. Journal of the Optical Society of America A: Optics, Image Science, and Vision, 29(9), 1948-1955, doi: 10.1364/JOSAA.29.001948.

Sapkota, R., Pardhan, S., van der Linde, I. (2011). The impact of extra-foveal information on visual short-term memory for object-position. Journal of Cognitive Psychology, 23(5), 574-585, doi: 10.1080/20445911.2011.553597.

Sapkota, R., Pardhan, S., van der Linde, I. (2011). Object-position binding in visual short-term memory for sequentially presented unfamiliar stimuli. Perception, 40(5), 538-548, doi: 10.1068/p6899.

van der Linde, I., Watson, T. (2010). A combinatorial study of pose effects in unfamiliar face recognition. Vision Research, 50(5), 522-533, doi: 10.1016/j.visres.2009.12.012.

Sapkota, R. P., Pardhan, S., van der Linde, I. (2011). The impact of extrafoveal information on visual short-term memory for object position. Journal of Cognitive Psychology, 23(5), 574-585.

Tavassoli, A. T., van der Linde, I., Bovik, A. C., & Cormack, L. K. (2009). Eye movements selective for spatial frequency and orientation during active visual search. Vision Research, 49(2), 173-181.

van der Linde, I., Rajashekar, U., Bovik, A. C., & Cormack, L. K. (2009). DOVES: a database of visual eye movements. Spatial Vision, 22(2), 161-177.

Rajashekar, U., van der Linde, I., Bovik, A. C., & Cormack, L. K. (2008). GAFFE: A gaze-attentive fixation finding engine. IEEE Transactions on Image Processing, 17(4), 564-573.

Tavassoli, A., van der Linde, I., Bovik, A. C., & Cormack, L. K. (2007). Orientation anisotropies in visual search revealed by noise. Journal of Vision, 7(12), 1-8, doi: 10.1167/7.12.11.

Rajashekar, U., van der Linde, I., Bovik, A. C., Cormack, L. K. (2007). Foveated analysis of image features at fixations. Vision Research, 47(25), 3160-3172.

Tavassoli, A., van der Linde, I., Bovik, A. C., Cormack, L. K. (2007). An efficient technique for revealing visual search strategies with classification images. Perception & Psychophysics, 69(1), 103-112.

Recent presentations and conferences

Sapkota, R., van der Linde, I., Pardhan, S. (2018). How does aging affect the human visual short-term memory task for object-location and name-location binding? Vision Sciences Society Annual Meeting, 18-23 May, St. Pete Beach, FL. Journal of Vision, 18, 697, doi: 10.1167/18.10.697.

Pardhan, S., Sapkota, R., van der Linde, I. (2014). How does ageing affect visual short-term memory for identifying objects in their spatial locations? Association for Research in Vision & Ophthalmology Annual Meeting, 4-8 May, Orlando, FL.

Sapkota, R., van der Linde, I., Pardhan, S. (2013). Age differences in visual short-term memory for object recall and location recognition. British Congress of Optometry and Vision Science, 9-10 September 2013, Glasgow, UK.

van der Linde, I., Pardhan, S. and Sapkota, R. (2013). Spatiotemporal priming facilitates visual short-term memory only in a forward direction. Vision Sciences Society Annual Meeting, 10-15 May, Naples, FL. Journal of Vision, 13(9), 328, doi: 10.1167/13.9.328.

Sapkota, R., Pardhan, S. and van der Linde, I. (2013). Change detection in visual short-term memory: The relative impact of pairwise swaps and object substitutions. Vision Sciences Society Annual Meeting, 10-15 May, Naples, FL. Journal of Vision, 13(9), 324, doi: 10.1167/13.9.324.

Silvestre-Blanes, J., van der Linde, I., Rubén Pérez Llorens (2012). A comparison of the statistical properties of IQA databases relative to a set of newly captured high-definition images. European Conference on Computer Vision, 7-12 October, Florence, Italy. Lecture Notes in Computer Science, 7575, pp.791-804, doi: 0.1007/978-3-642-33765-9_57.

Sapkota, R., Pardhan, S. , van der Linde, I.(2012). A load-specific influence of stimulus category on short-term memory for object and position. Vision Sciences Society Annual Meeting, 11-16 May, Naples, FL. Journal of Vision, 12(9), p.292, doi: 10.1167/12.9.292.

Notice, K.J., van der Linde, I., Pardhan, S. and Bright, P. (2012). Reduced oculomotor inhibition with increased visual working memory load. Cognitive Neuroscience Society,  31 March-3 April, Chicago, IL. Journal of Cognitive Neuroscience (Supplement), pp.226-227.

Roberts, A.L., Hills, P.J. and van der Linde, I. (2012). The effect of interaction belief on recognition memory for human faces. Experimental Psychology Society, 11-13 April, Hull, UK. Quarterly Journal of Experimental Psychology, 65(23), 2465, doi: 10.1080/17470218.2012.746561.

van der Linde, I., Mul C-L. (2012). The impact of familiarity on performance when seeking a face in a crowd. 16th AVA Xmas Meeting, December 19 2011, York, UK. i-Perception, 3(4), 251, doi: 10.1068/id251.

Pardhan, S., McGonigle, C., van der Linde, I., Allen, P. and Rae, S. (2012). Resetting visual experience: Different contrast threshold outcomes when adapting to white noise and printed text. Association for Research in Vision and Ophthalmology Annual Meeting, 6-10 May, Fort Lauderdale, FL.

van der Linde, I. (2011). A study of visual short-term memory by 'Concentration': human, spatial-memory-only and object-file simulation results. Vision Sciences Society Annual Meeting, May 6-11, Naples, FL. Journal of Vision, 11(11), 1283, doi: 10.1167/11.11.1283.

Sapkota, R., Pardhan, S., van der Linde, I. (2011). Priming effects in visual short-term memory for object position: Evidence for name-addressable object files? 34th European Conference on Visual Perception, 28 August- 1 September, Toulouse, France. Perception, 40, 82, doi: 10.1068/v110041.

Rae, S., Shorrock, H., van der Linde, I., Pardhan, S. (2011). Role of target spatial content and size in perceptual detectability of blur. Association for Research in Vision & Ophthalmology Annual Meeting, 1-5 May, Fort Lauderdale, FL.

Notice, K. J., Bright, P. Pardhan, S.,van der Linde, I. (2011). Holding irrelevant information in visual working memory influences saccadic eye movements. 26th Annual PsyPAG Conference, 6-8 July 6-8, Bangor, Wales.

Rae, S., van der Linde, I., Shorrock, H. and Pardhan, S. (2010). Influence of target spatial content on accommodation response dynamics. 13th International Conference on Myopia, 26-29 July, Tuebingen, Germany. Optometry & Vision Science, 88(3), doi: 10.1097/OPX.0b013e31820ca987.

Pardhan, S., Shorrock, H., van der Linde, I., Rae, S. (2010). Do proximal and distal objective depth of focus differ in myopes? 13th International Conference on Myopia, 26-29 July, Tuebingen, Germany. Optometry & Vision Science, 88(3), doi: 10.1097/OPX.0b013e31820ca987.

Sapkota, R., Pardhan, S. and van der Linde, I. (2010). Feature binding across visual and manual domains: Evidence from a VSTM study. Vision Sciences Society (VSS) Annual Meeting, 7-12 May, Naples, FL. Journal of Vision, 10(7), 766, doi: 10.1167/10.7.766.

Sapkota, R., Pardhan, S. and van der Linde, I. (2010). Object-position binding in visual short-term memory for serially presented unfamiliar stimuli. Applied Vision Association (AVA) Xmas Meeting, 18 December, Bristol, UK. Perception, 39(2), 271, doi: 10.1068/ava09.

Rae, S., Shorrock, H., van der Linde, I., Austin, D. and Pardhan, S. (2010). Contribution of objective depth of focus to reduced blur sensitivity in myopes. Association for Research in Vision & Ophthalmology Annual Meeting, 2-6 May, Fort Lauderdale, FL.