MEGORE: Mult imedia Enhanced Goal-Orient ed Requirement Elicit at - - PowerPoint PPT Presentation
MeRE workshop @ RE2008 MEGORE: Mult imedia Enhanced Goal-Orient ed Requirement Elicit at ion Experience Yuhui Shan, Lin Liu, Fei Peng School of Sof t ware Siemens China Tsinghua Universit y, China Barcelona Spain 2008
Barcelona Spain 2008
Cult ure relat ed set t ings The popular RE t echniques in China I dent if y media enhance-able obj ect s Mult imedia enhanced goal-orient ed
Pract ice and lessons
Percept ual t hinking
“Chinese like women’s language and are ashamed of
abst ract words, whose pat t ern of t hinking is bot h comprehensive and specif ic. The Chinese rely heavily on int uit ion t o discover t he myst ery of nat ure.”—Yut ang lin
I t is bet t er t o see once t han t o hear a hundred t imes. Seeing is believing.
Face percept ion Collect ivism
Feedback f rom Engineering Cases
A web sit e engineer said:“ I n t he requirement elicit at ion
process, we had t o collect t he regulat ion in t he guide sect ion online, t hen made a prot ot ype immediat ely and drew workf low diagrams.… …Prot ot ype is bet t er t han f ocus group meet ing.”
“I n my recent proj ect s, we always used prot ot ype t o
complet e t he requirement s. Af t er analysis when we got a new proj ect , we make a new model as quickly as possibly, t hen modif ied it wit h cust omers’ f eedbacks. ”
Ranking of requirements elicitation techniques[project report 2008 siemens]
M represent s a synchronized present at ion of media t ypes used f or sof t ware requirement elicit at ion, such as graphic, image, audio, video, and animat ion cont ent . G is t he goal of t he media scenario aims t o be achieved. R represent s t he requirement specif icat ion of t he goal and media.
Who capt ures t he maj or players of t he required scenarios and t heir roles, responsibilit ies. Why capt ures t he goals. What The concret e operat ions and act ions can be present ed by videos, cart oons vividly. When t he t ime of act ivit ies. Where The scene of t he act ions How & how well capt ure t he concret e design alt ernat ive and it s inf luence t o nonf unct ional requirement s.
Collect raw mat erials I dent if y maj or players St at e t he business
Ref ine t he goals and
Represent t he scenario
Go on f or several
Refine the goals and softgoals to discover applicable scenarios incrementally G G G G
Goals
Basis of MEGORE Beginning of t he MEGORE process Crit erion of whet her media f ulf ill t he
Ot hers
Whet her videos or images are chosen largely
Marine Chart Navigation System.
The sof t goal is user f riendliness. Collect t he raw mat erials including t he pencil dr awn user
int erf ace diagram, similar syst em int erf ace and some document s
Model t he user: navigat ors and operat ors Ref ine t he sof t goal Design t he user int erf ace in images and discuss wit h
st akeholders
Modif y t he images according t o comment s Go on f or several it erat ions unt il t he goal is achieved.
Ret urn of I nvest ment
Reuse t he mult imedia Prepare t he mult imedia reposit ory
Feedback is import ant
More comment s are usef ul t o get t he
Media can be easy t o be comment ed.