Search for tag: "observations"

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09:57 USMR lecture 2 part 4 USMR lecture 2 part 4	USMR lecture 2 part 4 Estimating the mean height of the class; Standard Error usmr psychology ppls statistics rstats deviation sample population numbers error height class centimeters root standard distribution deviations statisticians observations curve heights minus sum responses estimate From Martin Corley on September 20th, 2020 0 likes 0 plays 0 Course Code PSYL11053 Licence Type Creative Commons - Attribution Language English Date Created September 20th, 2020
10:04 USMR lecture 2 part 2 USMR lecture 2 part 2	USMR lecture 2 part 2 Histograms and density plots; the normal curve usmr psychology ppls statistics rstats curve density plot deviation axis observations things measurements distance observation curves graph histogram deviations root numbers cases proportion reason values From Martin Corley on September 20th, 2020 0 likes 0 plays 0 Course Code PSYL11053 Licence Type Creative Commons - Attribution Language English Date Created September 20th, 2020
14:37 Exploring Data Exploring Data	Exploring Data Exploring Data rstats healthyr rstudio column dataset function object names values measure variables control month filter brackets columns commas spelling numbers note console observations mistake From Holly Marissa Tibble on June 4th, 2020 0 likes 134 plays 0 Course Code GLHE11086 Licence Type Creative Commons - Attribution Language English Date Created June 4th, 2020
04:55 Cross-validation Cross-validation	Cross-validation Cross-validation - Week 5 predictive presentation computer data predictive analytics micromasters color sampling colors trumpet caption complete category test set perform cross instrument approach observations social psychology evaluation accuracy data analysis string instruments contingents brass types training set algorithm cognition violence instrument type learn problem higher cross-fertilization effects From Calum Macphail on April 19th, 2019 0 likes 36 plays 0 Course Code PA1.2x Evaluation of Predictive Modelling Licence Type Creative Commons - Attribution Share A Like Language English
06:34 Association Metrics Association Metrics	Association Metrics Association Metrics - Week 2 predictive analytics micromasters conditional concepts in physics number linear relationship weather entropy caption complete calculate correlation coefficient percent negative moderate correlation observations dependent variable scientific method high correlation explaining statistical terminology straightforward illustrate continuous effects variable difference syria point physical quantities cognition information theory maximum business terms pearson correlation figures calculating frequency From Calum Macphail on April 4th, 2019 0 likes 53 plays 0 Course Code PA1.2x Evaluation of Predictive Modelling Licence Type Creative Commons - Attribution Share A Like Language English
07:22 ROC Curve ROC Curve	ROC Curve ROC Curve - Week 2 classification outcome dimensional space predictive analytics micromasters biostatistics point sensitivity prediction 100 percent false negatives confusion matrix predictive algorithm specificity threshold caption complete calculate positive percent negative false false true positives false positive rate cut offs negative observations effects high recall working dogs false positive observation zero roc curve From Calum Macphail on April 1st, 2019 0 likes 48 plays 0 Course Code PA1.2x Evaluation of Predictive Modelling Licence Type Creative Commons - Attribution Share A Like Language English
06:01 Confusion Matrix Metrics Confusion Matrix Metrics	Confusion Matrix Metrics Confusion Matrix Metrics - Week 1 relevant predictive analytics micromasters biostatistics sensitivity measure prediction information retrieval false alarm rate instances confusion matrix specificity caption complete positive rate calculate positive proportion negative information science summary statistics for contingency tables performance scientific method evaluation observations customers marketing precision true positive effects interpret false positive algorithm performing sensitive false negative accuracy From Calum Macphail on March 19th, 2019 0 likes 62 plays 0 Course Code PA1.2x Evaluation of Predictive Modelling Licence Type Creative Commons - Attribution Share A Like Language English
01:13 Dr Fergus Doubal - Research in a nutshell Dr Fergus Doubal - Research in a nutshell	Dr Fergus Doubal - Research in a nutshell Hear from Dr Fergus Doubal, a Senior Stroke Researcher at the University of Edinburgh, as he highlights his research using brain imaging & retinal imaging to investigate dementia & stroke. dr fergus doubal edinburgh imaging research in a nutshell research brain imaging retinal imaging dementia stroke eye brain photographs vessels blood future treatment machines nerves machine delivery observations past imaging disease trouble diseases vessel From Chloe Martin on May 23rd, 2018 0 likes 86 plays 0 Publisher Edinburgh Imaging Licence Type All rights reserved The University of Edinburgh Language English Date Created May 23rd, 2018
02:11 CARE-MND research project: Debbie Gray CARE-MND research project: Debbie Gray	CARE-MND research project: Debbie Gray Research Assistant Debbie Gray describes a research project to assess the clinical impact of apathy in people living with motor neurone disease. mechanisms care-mnd multi-nation euan macdonald centre associates complete lifestyle caption complete study indefinite patient perspectives motor neuron disease people visit effects experience motor neurone disease clinical research collaborative observations tasks mnd university mnd scotland caregiver abilities pennsylvania disease questions milton motivation questionnaires apathy From Rebecca Devon on December 5th, 2017 0 likes 107 plays 0 Publisher Rebecca Devon Licence Type Creative Commons - Attribution No Derivatives Language English Date Created December 5th, 2017
03:59 Tackling the curse of dimensionality Tackling the curse of dimensionality	Tackling the curse of dimensionality Tackling the curse of dimensionality iaml pca lot attributes regions assumption space attribute independence histograms observations domain features dimensionality symmetry thing cells neighboring probability distributions smoothness ability From Nigel Goddard on September 25th, 2016 1 likes 1,486 plays 0 Licence Type Creative Commons - Attribution
02:47 The curse of dimensionality The curse of dimensionality	The curse of dimensionality The curse of dimensionality iaml pca space regions observations examples points attribute training times problem dimensionality lots dataset decision curse inference zeros cells lot accounts dimensions From Nigel Goddard on September 25th, 2016 2 likes 1,490 plays 0 Licence Type Creative Commons - Attribution
03:48 Real dimensionality vs observed dimensionality Real dimensionality vs observed dimensionality	Real dimensionality vs observed dimensionality Real dimensionality vs observed dimensionality iaml pca surface dataset temperature factor swahili height attributes lot ice heat region snow water roads accidents variables observations raffle attribute population From Nigel Goddard on September 25th, 2016 1 likes 1,729 plays 0 Licence Type Creative Commons - Attribution
04:52 Expectation-maximization algorithm Expectation-maximization algorithm	Expectation-maximization algorithm Expectation-maximization algorithm iaml mixture-models points gaussian variance point means colors gaussians variances step algorithm problem space colours relation probability idea thing estimation mixture observations From Nigel Goddard on September 25th, 2016 0 likes 1,871 plays 0 Licence Type Creative Commons - Attribution
04:13 Nearest-neighbor regression example Nearest-neighbor regression example	Nearest-neighbor regression example Nearest-neighbor regression example iaml nearest neighbours neighbor prediction algorithm points function examples neighbors training range extrapolation regression lies spot y. input observations values extrapolations lot point From Nigel Goddard on September 21st, 2016 1 likes 1,299 plays 0 Licence Type Creative Commons - Attribution
05:25 Decision Tree Example Decision Tree Example	Decision Tree Example Decision Tree Example iaml decision trees john tree subset branch wind humidity outlook negatives positives subsets numbers leaf algorithm decision datasets observations dataset leaves root node From Nigel Goddard on September 21st, 2016 0 likes 1,965 plays 0 Licence Type Creative Commons - Attribution
03:39 Decision Trees - An Introduction Decision Trees - An Introduction	Decision Trees - An Introduction Decision Trees - An Introduction subset nearest outlook decision tree attribute john play played tennis windy weather point decision theory caption complete statistics plays factors decision tennis split lecture classify observations iaml statistical terminology play tennis effects data point training decision trees educational psychology uncertainty data set decision boundaries playing john subsets classifier attributes tree kind weeks boundaries trees From Nigel Goddard on September 21st, 2016 0 likes 2,194 plays 0 Licence Type Creative Commons - Attribution

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