validation sessionsx

soilflippantΤεχνίτη Νοημοσύνη και Ρομποτική

17 Νοε 2013 (πριν από 3 χρόνια και 8 μήνες)

59 εμφανίσεις

design and the human mind







validation sessions

Looking for the unexpected

Validation sessions


Validation sessions, rather than exploratory:


One specific goal, one research question



Design


Carry out


Analyse


Report


Re
-
design


Conducting
the
testing sessions


Goal


Methodology


Context


Participants


Criteria


Analysis


Goals


To test whether your design elicits the desired state
in participants


To choose between design options: test what
iteration elicits the desired state in participants


To redesign


Methodologies

Input

Timing of feedback

During interaction

After interaction

Cognitive (self
-
report)

TOL

PREMO

GEW

Interviews,
questionnaires,
focus

groups

Behavioural
(observation)

Functional
analysis

Facial
recognition

Eye
-
tracking

Retrospective

video review

Bodily feedback
(measurements)

Heart

rate

Electro
-
encephalogram

Skin
conductivity

Context


Natural


Semi
-
natural


Artificial

Participants


Extreme users


Normal users


Novice users

Bodily feedback


Heart rate and skin conductivity: Arousal


Surprise


Excitement


Fear





Electroencephalogram


Mainly focus, mediation and blinking


Alpha, Beta, Gamma, Delta and
Tetha

waves


Type

Description

Delta


慤u汴猠
獬s眠wav攠獬敥s


楮⁢慢楥i


h慳a
b敥n f潵od du物湧⁳潭o c潮瑩tu潵猠att敮瑩潮t
t慳as

周eta


y潵o朠ch楬摲敮


drowsiness or arousal in older children and adults


idling


慳a潣楡t敤
睩瑨 楮i楢楴楯n 潦 敬楣楴敤 r敳e潮獥猠(h慳ab敥n f潵od t漠獰楫攠en 獩瑵s瑩潮猠睨敲攠愠
p敲獯n 楳⁡i瑩t敬礠瑲祩湧 t漠o数r敳猠愠r敳e潮獥o潲 慣瑩潮


䅬灨a


r敬ex敤⽲e晬散瑩tg


c汯獩湧s瑨攠ey敳


慬獯
慳a潣楡t敤 睩瑨 楮i楢楴楯n c潮瑲潬Ⱐ獥敭楮i汹l睩瑨 瑨攠灵牰潳攠潦 瑩t楮i 楮i楢楴潲礠慣瑩癩瑹t
楮⁤楦f敲敮琠汯ca瑩潮猠慣r潳猠瑨攠扲慩a.

Beta


慬敲琯w潲歩kg


慣瑩t攬 bus礠潲 慮硩潵猠瑨楮i楮iⰠ慣瑩t攠e潮o敮瑲a瑩潮

䝡Gma


d楳灬iy猠
du物湧⁣r潳s
-
m潤慬o獥s獯r礠pr潣o獳楮i (p敲c数瑩潮t瑨a琠c潭o楮i猠sw漠o楦f敲敮琠獥s獥猬s
獵sh 慳⁳aund 慮d 獩杨t
)


also
is shown during short term memory matching of recognized objects, sounds, or tactile
sensations

Face recognition software


Reasonable accuracy for some emotions


Real
-
time


No cognitive input from participant
required


Camera may be obtrusive


GEW

t

t

PREMO


Focused on appearance


Long testing sessions


Tries to
minimise

cognitive load


Questionnaires


For instance: Concern:
willingness to kill mice



Q1. Mice should be killed


1 2 3 4 5 6 7

I strongly agree I s
tro
ngly disagree



Q2. I respect all kinds of life


1 2 3 4 5 6 7

I strongly agree I s
tro
ngly disagree



Define:


Goal and research question, what will your testing
sessions answer?


Methodology. Choose at least one measurement
-
based and one self
-
report methodologies


Context: Natural, semi
-
natural, artificial


Participants:


Criteria of analysis: how do you know your
participants engaged or felt the behaviour or
emotions expected


Analysis