{ localUrl: '../page/8rq.html', arbitalUrl: 'https://arbital.com/p/8rq', rawJsonUrl: '../raw/8rq.json', likeableId: '0', likeableType: 'page', myLikeValue: '0', likeCount: '0', dislikeCount: '0', likeScore: '0', individualLikes: [], pageId: '8rq', edit: '1', editSummary: '', prevEdit: '0', currentEdit: '1', wasPublished: 'true', type: 'comment', title: '"I got stuck at this paragraph:\n\n> A causal mode..."', clickbait: '', textLength: '1048', alias: '8rq', externalUrl: '', sortChildrenBy: 'recentFirst', hasVote: 'false', voteType: '', votesAnonymous: 'false', editCreatorId: 'JuliusJacobsen', editCreatedAt: '2017-10-21 01:12:14', pageCreatorId: 'JuliusJacobsen', pageCreatedAt: '2017-10-21 01:12:14', seeDomainId: '0', editDomainId: 'LeeSharkey', submitToDomainId: '0', isAutosave: 'false', isSnapshot: 'false', isLiveEdit: 'true', isMinorEdit: 'false', indirectTeacher: 'false', todoCount: '0', isEditorComment: 'false', isApprovedComment: 'false', isResolved: 'false', snapshotText: '', anchorContext: '', anchorText: '', anchorOffset: '0', mergedInto: '', isDeleted: 'false', viewCount: '407', text: 'I got stuck at this paragraph:\n\n> A causal model goes beyond the graph by including specific probability\n> functions P(Xi|pai) for how to calculate the probability of each node\n> Xi taking on the value xi given the values pai of xi's immediate\n> ancestors. It is implicitly assumed that the causal model factorizes,\n> so that the probability of any value assignment x to the whole graph\n> can be calculated using the product:\n> \n> P(x)=∏iP(xi|pai)\n> \n> Then the counterfactual conditional P(x|do(Xj=xj)) is calculated via:\n> \n> P(x|do(Xj=xj))=∏i≠jP(xi|pai)\n\nFirst of all, it seems to me that "..Xi taking on the value xi given the values pai of xi's immediate ancestors" should be "...Xi's immediate ancestors" (capital X). Otherwise I didn't understand this part. \nFurther down, I don't know what "do(Xj=xj)" means and I'm unable to figure out from context. So this is where I stopped reading. \nIn fairness, I'm not actually a computer scientist, but this is the closest description of me among the advanced courses of this topic.', metaText: '', isTextLoaded: 'true', isSubscribedToDiscussion: 'false', isSubscribedToUser: 'false', isSubscribedAsMaintainer: 'false', discussionSubscriberCount: '1', maintainerCount: '1', userSubscriberCount: '0', lastVisit: '', hasDraft: 'false', votes: [], voteSummary: 'null', muVoteSummary: '0', voteScaling: '0', currentUserVote: '-2', voteCount: '0', lockedVoteType: '', maxEditEver: '0', redLinkCount: '0', lockedBy: '', lockedUntil: '', nextPageId: '', prevPageId: '', usedAsMastery: 'false', proposalEditNum: '0', permissions: { edit: { has: 'false', reason: 'You don't have domain permission to edit this page' }, proposeEdit: { has: 'true', reason: '' }, delete: { has: 'false', reason: 'You don't have domain permission to delete this page' }, comment: { has: 'false', reason: 'You can't comment in this domain because you are not a member' }, proposeComment: { has: 'true', reason: '' } }, summaries: {}, creatorIds: [ 'JuliusJacobsen' ], childIds: [], parentIds: [ 'ldt_intro_compsci' ], commentIds: [], questionIds: [], tagIds: [], relatedIds: [], markIds: [], explanations: [], learnMore: [], requirements: [], subjects: [], lenses: [], lensParentId: '', pathPages: [], learnMoreTaughtMap: {}, learnMoreCoveredMap: {}, learnMoreRequiredMap: {}, editHistory: {}, domainSubmissions: {}, answers: [], answerCount: '0', commentCount: '0', newCommentCount: '0', linkedMarkCount: '0', changeLogs: [ { likeableId: '0', likeableType: 'changeLog', myLikeValue: '0', likeCount: '0', dislikeCount: '0', likeScore: '0', individualLikes: [], id: '22845', pageId: '8rq', userId: 'JuliusJacobsen', edit: '1', type: 'newEdit', createdAt: '2017-10-21 01:12:14', auxPageId: '', oldSettingsValue: '', newSettingsValue: '' } ], feedSubmissions: [], searchStrings: {}, hasChildren: 'false', hasParents: 'true', redAliases: {}, improvementTagIds: [], nonMetaTagIds: [], todos: [], slowDownMap: 'null', speedUpMap: 'null', arcPageIds: 'null', contentRequests: {} }