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Styles d’interaction dans les PocketPC: analyses et comparaisons

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Styles d’interaction dans les PocketPC: analyses et comparaisons. Roberto Ortelli, Juillet 2003. Plan de présentation. But de l’étude Les 4 styles d’interaction (SI) Question de recherche Méthodologie Quelques résultats Conclusion / Limites / Suites. But de l’étude. - PowerPoint PPT Presentation

Text of Styles d’interaction dans les PocketPC: analyses et comparaisons

  • Styles dinteraction dans les PocketPC: analyses et comparaisonsRoberto Ortelli, Juillet 2003

    Roberto Ortelli, juillet 2003

  • Plan de prsentationBut de ltudeLes 4 styles dinteraction (SI)Question de rechercheMthodologieQuelques rsultatsConclusion / Limites / Suites

    Roberto Ortelli, juillet 2003

  • But de ltudeAnalyser linteraction homme-PPCQuels sont les SI les plus performants?Quelles sont les prfrences des SI pour les novices et les experts?

    Roberto Ortelli, juillet 2003

  • Les styles dinteraction (SI)

    Roberto Ortelli, juillet 2003

  • Reconnaissances des blocs (RB)= Graffiti dans PalmReconnaissance lettre par lettreOrthographe simplifie (caractres dimprimerie majuscule)

    Roberto Ortelli, juillet 2003

  • Reconnaissance des lettres (RL)= Jot dans PalmReconnaissance lettre par lettreReconnaissance de lcriture de lutilisateur (en caractres dimprimerie minuscule)

    Roberto Ortelli, juillet 2003

  • Clavier Virtuel (CV)

    Roberto Ortelli, juillet 2003

  • Transcriber (TR)Reconnaissance de lcritureReconnaissance de squences de mots

    Roberto Ortelli, juillet 2003

  • Mthodologie

    Roberto Ortelli, juillet 2003

  • Question de recherche & variablesLe choix du SI utiliser est guid par plusieurs facteurs: expertise du PPC et la matrise des SI.Nous avons dress 9 hypothsesVI:Expertise (Experts, Novices)SI (RB, RL, CV, TR)VD:ErreursTemps dexcution de la tcheSatisfaction subjective

    Roberto Ortelli, juillet 2003

  • Mthodologie: participantsExperts: 8 hommes (ge moyen 29 ans)Utilisation courante du PPCNovices: 8 hommes (ge moyen 28 ans)Aucune connaissance de lenvironnement PPC ou PDA en gnral

    Roberto Ortelli, juillet 2003

  • Mthodologie: ProcdurePhase I:Experts: formulaire: valuation comptences et exprience avec le PPCNovices: familiarisation avec les 4 SI

    Phase II: tches fermesPassation de 4 sries de 4 tches avec un SI diffrentTches: adresse, adresse web, rendez-vous, emailQuestionnaire: soumis aprs chaque srie de tches; valuation de la satisfaction subjective du SI utilis

    Roberto Ortelli, juillet 2003

  • Mthodologie: ProcdurePhase III: tches libresPassation de deux tches libres, les sujets choisissent le SITches: adresse, rendez-vous

    Phase IV: entretien semi directifDure maximale: 30 minutesContenu:Feedback du testEvaluation des performancesEvaluation des SI

    Roberto Ortelli, juillet 2003

  • Quelques rsultats

    Roberto Ortelli, juillet 2003

  • Rsultats (1)H1: Plus le niveau dexpertise et haut et plus on a tendance utiliser des SI de haut niveau

    Roberto Ortelli, juillet 2003

    Grafico1

    5210

    3210

    0132

    0213

    1er

    2me

    3me

    4me

    SI

    Nombre de sujets

    Utilisation relle des 4SI pour le EXP

    all_si

    Groupe1T_RB1E_RB1A_RB2T_RB2E_RB2A_RB3T_RB3E_RB3A_RB4T_RB4E_RB4A_RB1T_RL1E_RL1A_RL2T_RL2E_RL2A_RL3T_RL3E_RL3A_RL4T_RL4E_RL4A_RL1T_CV1E_CV1A_CV2T_CV2E_CV2A_CV3T_CV3E_CV3A_CV4T_CV4E_CV4A_CV1T_TR1E_TR1A_TR2T_TR2E_TR2A_TR3T_TR3E_TR3A_TR4T_TR4E_TR4A_TR1T_TL1E_TL1A_TLSI_TL_13T_TL3E_TL3A_TLSI_TL_3

    11130.62022.8673117.8671094.86711037.85216.7330026.450149.73324433.7331016.0670021.230117.82047.42045.64429.73320145.69036.26750RB16.800RB

    16137.82027.5335122.06730133.0661514811261.414379.4231335.26771951.3342022.7330033.33320181.9334089.6679144.5334243.420568.93339836.06740RB19.610RB

    3194.33411937.803109.2661312407.467295153.5331532.64835.06634219163560.46740392024.93300139.267209311043.9335141.12240302.66725949.66618RL39.6611RL

    1158.22616221.82266.6121180.93341449.66712227.46456.867130217.72746329.0062014.6670025.73330108.66715057.86740290191.134190356.883329.810CV22.86730CV

    5182.733101335.83770.8671012255264294.533121629.8661436.46626208.934213329.9340012.8660014.53300121.4678011460708432.26710200.26715229.53400CV15.66710CV

    2153.83029.5333329.210145.06718185.3226543.27355.133123220.13324547.23023.9210034.12320175.12250120.27072.1127538.420412.33443744.21320RB24.200RB

    25160.25134.1340337.46720150.53320646.22224.3443239.06730217.2281034.5211018.2330022.22300127.4236070.5335038.3343141.66750203.432331.06700CV21.46700CV

    4143.52026.5243326.34211122.32214257.8137231.2235045.282225.133362833.3740024.80025.33300136.1673081.22311041.0675243.33430325.66747232.13310CV23.66700CV

    120126.25387.9337063.290281.73326195.66716444.0670155.651301.2494882023.0671025.13310160.46630186.733160140.21314190.53350478.733431394.867110RB28.400CV

    130128.0673881.4662882.46716428.33393193.933112046.3340553.46729368355956.0670030.80023.73300313.73310191.067111168.06711172.134120378.833464.86710CV35.73320CV

    210104.690928783.26785300.06722681.93317631.6670383.9331315267.267322750.61033.7340036.33310148.230139.3347378.6668423.13400267.267154106.2120RB37.26720TR

    22063.9335260.5346432.46711189.86715580.53394139.27117557.46692245.441541.7340030.4670018.410171.73316066.23089.4831900266.86726353.840RB47.06710RB

    14094.13361264.1344765.06731259.06783758.13451137.5332542.12246223.4152758.1332038.6670034.1231016630153.66719081.1334427.250254.48558.86746RL36.13320CV

    150132.0677482.2335678.273340.26713873.12211735.0670349.52279235.727222849.4670031.1420026.73300173.240121.8679092.8678132.33370287.66718647.230CV37.86710TR

    170101.3345285.4224571.1334229816588.533131344.1332561.1331113340.133546863.1223036.81032.66710190.46770167.2142123.66713358.12340402.346754.43350CV31.220CV

    18087.2333065.4234057.13320243.0678482.133141249.2333658.62277247.2465447.3340028.5210025.210145.0671099.14560113.9339261.25680366.26728380.680RB32.46700CV

    RBRLCVTR

    GroupeMoyenneTMoyenneEMoyenneAMoyenneTMoyenneEMoyenneAMoyenneTMoyenneEMoyenneAMoyenneTMoyenneEMoyenneA

    11141.5504.2500.25057.6678.500247.2001.5000.00067.0834.2501.000

    16155.1176.2500.500131.01729.750472.3332.0000.000186.63313.5002.750

    31162.21713.25018.75085.0506.0001365.9172.0000.000120.18111.2502.500

    1181.89017.7502.25087.91519.250244.5185.0000.000133.70026.5001.000

    51111.10012.25018.50092.4509.0001544.7002.0000.000104.1347.5001.500

    2164.4006.2501.000100.94712.250470.0922.5000.000160.76214.7503.000

    25170.5846.7502.50081.7039.000450.6001.7500.00088.48411.2501.000

    4154.6725.0001.50089.84214.000854.9190.7500.000122.82316.5001.000

    120139.76711.7501.000124.13417.500374.1671.7500.000224.05319.5003.500

    130180.0833.75013.250140.43412.00023106.0830.2500.000202.51716.7501.500

    210144.98411.7504.500116.20015.5001367.2171.2500.000127.1007.5002.750

    22086.7006.7503.000130.66819.000465.5844.2500.000110.3679.2501.500

    140120.6005.25014.25090.2976.5001274.2311.5000.000129.1009.0002.250

    150158.1928.0005.25098.36010.0001270.1361.0000.000133.68410.5001.750

    170138.9727.2503.500133.48320.0002580.7643.0000.000187.82319.2503.000

    180113.2144.2501.000109.29717.5002061.5310.5000.000160.15012.7501.250

    RB

    1T_RB1E_RB1A_RB2T_RB2E_RB2A_RB3T_RB3E_RB3A_RB4T_RB4E_RB4A_RBGroupeMoyenneTMoyenneEMoyenneA

    1130.62022.8673117.8671094.867110141.550254.250.25

    1637.82027.5335122.06730133.066151155.11656.250.5

    394.33411937.803109.2661312407.46729511162.2167513.2518.75

    158.22616221.82266.6121180.933414181.8897517.752.25

    582.733101335.83770.867101225526421111.112.2518.5

    253.83029.5333329.210145.067181164.46.251

    2560.25134.1340337.46720150.533206170.58356.752.5

    443.52026.5243326.34211122.322142154.67251.5

    12126.25387.9337063.290281.7332610139.766511.751

    13128.0673881.4662882.46716428.3339310180.083253.7513.25

    21104.690928783.26785300.0672260144.983511.754.5

    2263.9335260.5346432.46711189.867155086.700256.753

    1494.13361264.1344765.06731259.0678370120.600255.2514.25

    15132.0677482.2335678.273340.2671380158.1917585.25

    17101.3345285.4224571.133422981650138.972257.253.5

    1887.2333065.4234057.13320243.067840113.2144.251

    RL

    1T_RL1E_RL1A_RL2T_RL2E_RL2A_RL3T_RL3E_RL3A_RL4T_RL4E_RL4A_RLGroupeMoyenneTMoyenneEMoyenneA

    1137.85216.7330026.450149.733244157.66658.51.5

    164811261.414379.4231335.2677191131.0167529.753.75

    353.5331532.64835.066342191635185.04975613

    149.66712227.46456.867130217.727463187.9152519.252.25

    594.533121629.8661436.46626208.9342133192.44975914.75

    285.3226543.27355.133123220.1332451100.94712.254

    2546.22224.3443239.06730217.22810181.7027593.5

    457.8137231.2235045.282225.1333628189.84225148

    1295.66716444.0670155.651301.24940124.133517.52.5

    1393.933112046.3340553.4672936835590140.43351223.25

    2181.93317631.6670383.9331315267.26732270116.215.512.75

    2280.53394139.27117557.46692245.44150130.6675194

    1458.13451137.5332542.12246223.41527090.297256.512.25

    1573.12211735.0670349.52279235.7272228098.35951011.75

    1788.533131344.1332561.1331113340.13354680133.4832024.75

    1882.133141249.2333658.62277247.246540109.29717.519.75

    CV

    1T_CV1E_CV1A_CV2T_CV2E_CV2A_CV3T_CV3E_CV3A_CV4T_CV4E_CV4A_CVGroupeMoyenneTMoyenneEMoyenneA

    1133.7331016.0670021.230117.820147.21.50

    1651.3342022.7330033.33320181.93340172.3332520

    360.46740392024.93300139.26720165.9167520

    129.0062014.6670025.73330108.667150144.5182550

    529.9340012.8660014.53300121.46780144.720

    247.23023.9210034.12320175.12250170.09152.50

    2534.5211018.2330022.22300127.42360150.61.750

    433.3740024.80025.33300136.16730154.91850.750

    12882023.0671025.13310160.46630074.16651.750

    1356.0670030.80023.73300313.733100106.083250.250

    2150.61033.7340036.33310148.230067.216751.250

    2241.7340030.4670018.410171.733160065.58354.250

    1458.1332038.6670034.1231016630074.230751.50

    1549.4670031.1420026.73300173.240070.135510

    1763.1223036.81032.66710190.46770080.