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In predictive analytics, a table of confusion (sometimes also called a confusion matrix) is a table with two rows and two columns that reports the number of true positives, false negatives, false positives, and true negatives. This allows more detailed analysis than simply observing the proportion of correct classifications (accuracy).
In business and project management, a responsibility assignment matrix [1] (RAM), also known as RACI matrix [2] (/ ˈ r eɪ s i /; responsible, accountable, consulted, and informed) [3] [4] or linear responsibility chart [5] (LRC), is a model that describes the participation by various roles in completing tasks or deliverables [4] for a project or business process.
Confusion matrix; Pivot table, in spreadsheet software, cross-tabulates sampling data with counts (contingency table) and/or sums. TPL Tables is a tool for generating and printing crosstabs. The iterative proportional fitting procedure essentially manipulates contingency tables to match altered joint distributions or marginal sums.
In a classification task, the precision for a class is the number of true positives (i.e. the number of items correctly labelled as belonging to the positive class) divided by the total number of elements labelled as belonging to the positive class (i.e. the sum of true positives and false positives, which are items incorrectly labelled as belonging to the class).
These can be arranged into a 2×2 contingency table (confusion matrix), conventionally with the test result on the vertical axis and the actual condition on the horizontal axis. These numbers can then be totaled, yielding both a grand total and marginal totals. Totaling the entire table, the number of true positives, false negatives, true ...
A business record is a document (hard copy or digital) that records an "act, condition, or event" [1] related to business. Business records include meeting minutes, memoranda, employment contracts, and accounting source documents. It must be retrievable at a later date so that the business dealings can be accurately reviewed as required.
A matrix organization. Matrix management is an organizational structure in which some individuals report to more than one supervisor or leader—relationships described as solid line or dotted line reporting, also understood in context of vertical, horizontal & diagonal communication in organisation for keeping the best output of product or services.
WikiProject Business may be able to help recruit an expert. ( January 2016 ) In process improvement , SIPOC or suppliers, inputs, process, outputs and customers (sometimes in the reversed order: COPIS ) is a tool that summarizes the inputs and outputs of one or more business processes in table form , with each of the words forming a column in ...