Sökning: onr:"swepub:oai:DiVA.org:kth-33267" >
Fixation identifica...
-
Falkmer, TorbjörnJönköping University,Östergötlands Läns Landsting,Linköpings universitet,Hälsouniversitetet,Rehabiliteringsmedicin,Habiliteringen: Barn- och ungdomshabiliteringen, LSS Råd och stöd,HHJ, Avdelningen för rehabilitering,HHJ. Åldrande - livsvillkor och hälsa
(författare)
Fixation identification in centroid versus start-point modes using eye-tracking data
- Artikel/kapitelEngelska2008
Förlag, utgivningsår, omfång ...
-
Sage Publications,2008
-
printrdacarrier
Nummerbeteckningar
-
LIBRIS-ID:oai:DiVA.org:kth-33267
-
https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-33267URI
-
https://doi.org/10.2466/PMS.106.3.710-724DOI
-
https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-15915URI
-
https://urn.kb.se/resolve?urn=urn:nbn:se:hj:diva-5581URI
Kompletterande språkuppgifter
-
Språk:engelska
-
Sammanfattning på:engelska
Ingår i deldatabas
Klassifikation
-
Ämneskategori:ref swepub-contenttype
-
Ämneskategori:art swepub-publicationtype
Anmärkningar
-
QC 20110504
-
Fixation-identification algorithms, needed for analyses of eye movements, may typically be separated into three categories, viz. (i) velocity-based algorithms, (ii) area-based algorithms, and (iii) dispersion-based algorithms. Dispersion-based algorithms are commonly used but this application introduces some difficulties, one being optimization. Basically, there are two modes to reach this goal of optimization, viz., the start-point mode and the centroid mode. The aim of the present study was to compare and evaluate these two dispersion-based algorithms. Manual inspections were made of 1,400 fixations in each mode. Odds ratios showed that by using the centroid mode for fixation detection, a valid fixation is 2.86 times more likely to be identified than by using the start-point mode. Moreover, the algorithm based on centroid mode dispersion showed a good interpretation speed, accuracy, robustness, and ease of implementation, as well as adequate parameter settings.
Ämnesord och genrebeteckningar
Biuppslag (personer, institutioner, konferenser, titlar ...)
-
Dahlman, JoakimLinköpings universitet,Rehabiliteringsmedicin,Tekniska högskolan(Swepub:liu)joada33
(författare)
-
Dukic, TaniaSwedish National Road and Transport, Research Institute, VTI, Gothenburg, Sweden
(författare)
-
Bjällmark, AnnaKTH,Medicinsk teknik,School for Technique and Health, KTH, Stockholm, Sweden(Swepub:hj)bjaann
(författare)
-
Larsson, MatildaKTH,Medicinsk teknik,School for Technique and Health, KTH, Stockholm, Sweden(Swepub:kth)u1kv408t
(författare)
-
Linköpings universitetHälsouniversitetet
(creator_code:org_t)
Sammanhörande titlar
-
Ingår i:Perceptual and Motor Skills: Sage Publications106:3, s. 710-7240031-51251558-688X
Internetlänk
Hitta via bibliotek
Till lärosätets databas