Cloudera

AUGUST 8, 2022

2 2007 7453215. To build an open lakehouse on your own try Cloudera Data Warehouse (CDW), Cloudera Data Engineering (CDE), and Cloudera Machine Learning (CML) by signing up for a 60-day trial , or test drive CDP. 1 2008 7009728. 3 2006 7141922. 4 2005 7140596. 5 2004 7129270. 6 2003 6488540. 7 2002 5271359. 8 2001 5967780.

Snapshot 88

Snapshot Data Warehouse Machine Learning Cost-Benefit 88

Ontotext

MAY 26, 2021

Consider an example in which our first data source says that Microsoft invested $240 million in Facebook and the second – that on October 24, 2007 Microsoft invested in Facebook. But, before we can have any larger scale implementation of these rules, we have to test their validity. However, this is not always so straightforward.

Data Quality 87

Data Quality Machine Learning Measurement Metadata 87

Occam's Razor

AUGUST 22, 2011

The Awesome Power of Visualization 2 -> Death and Taxes 2007. Five Reasons And Awesome Testing Ideas. Lab Usability Testing: What, Why, How Much. Build A Great Web Experimentation & Testing Program. Experimentation and Testing: A Primer. Interviewing Tip: Stress Test Critical Thinking. Got Surveys?

KPI 124

KPI Metrics Measurement ROI 124

Sisense

MAY 12, 2019

DevOps first came about in 2007-2008 to fix problems in the software industry and bring with it continuous improvement and greater efficiencies. You should have at least one KPI for every part of your product cycle; planning, development, testing, deployment, release, and monitoring. But is that really true? Getting Started.

Analytics 79

Analytics Dashboards KPI Measurement 79

The Unofficial Google Data Science Blog

OCTOBER 7, 2015

A/B testing is used widely in information technology companies to guide product development and improvements. For questions as disparate as website design and UI, prediction algorithms, or user flows within apps, live traffic tests help developers understand what works well for users and the business, and what doesn’t.

Modeling 61

Modeling Experimentation Knowledge Discovery Testing 61

Occam's Razor

SEPTEMBER 19, 2011

Then they isolated regions of the country (by city, zip, state, dma pick your fave) into test and control regions. People in the test regions will participate in our hypothesis testing. So for variation #3, no catalogs or email were sent to the customers in the test group. The nice thing is that you can also test that!

Measurement 119

Measurement Advertising Testing Marketing 119

The Unofficial Google Data Science Blog

JUNE 30, 2016

A naïve way to solve this problem would be to compare the proportion of buyers between the exposed and unexposed groups, using a simple test for equality of means. 2007): Propose a finite collection $mathcal L={hat e_k:k=1,ldots,K}$ of estimation algorithms. This fact is well documented by Kang & Schafer (2007).

Statistics 44

Statistics Optimization Modeling Experimentation 44

Occam's Razor

APRIL 8, 2013

Sometimes, we escape the clutches of this sub optimal existence and do pick good metrics or engage in simple A/B testing. Testing out a new feature. Identify, hypothesize, test, react. But at the same time, they had to have a real test of an actual feature. You don’t need a beautiful beast to go out and test.

Metrics 156

Metrics KPI Analytics Key Performance Indicator 156

Occam's Razor

OCTOBER 15, 2012

I spend 70% of my time in the US and for those discussions I'm primary looking at speed (connection above), mobile penetration (yes, 2007 was the year of mobile!), Before you start influencing someone about the power of the web, it is nice to have a handy dandy chart to show that the web is material.

Advertising 136

Advertising Marketing Strategy Insurance 136

The Unofficial Google Data Science Blog

JULY 22, 2020

Another reason to use ramp-up is to test if a website's infrastructure can handle deploying a new arm to all of its users. The website wants to make sure they have the infrastructure to handle the feature while testing if engagement increases enough to justify the infrastructure. We offer two examples where this may be the case.

Experimentation 95

Experimentation Statistics Testing Strategy 95

Edwin Chen

MARCH 13, 2011

This is a summary of Bell and Koren’s 2007 Scalable Collaborative Filtering with Jointly Derived Neighborhood Interpolation Weights paper. I’m now (very slowly) trying to clean up my notes and put them online. Eventually, I hope to have a more integrated tutorial, but here’s a rough draft for now.).

Optimization 40

Optimization Modeling Cost-Benefit Measurement 40

The Unofficial Google Data Science Blog

APRIL 23, 2024

Multiparameter experiments, however, generate richer data than standard A/B tests, and automated t-tests alone are insufficient to analyze them well. We use PrePost in most of our A/B tests, so we have pre-experiment metric measurements readily available that we can use as covariates in our models. Springer New York, 2007. [8]

Experimentation 52

Experimentation Optimization Uncertainty Metrics 52

Sisense

APRIL 14, 2019

The best business relationships have a certain synergy, and that synergy is especially important for sustaining long-term business relationships that stand the test of time. They want the data transparency necessary to calibrate those solutions, test their effectiveness, and scale. Expanding Offerings to Grow Business Partnerships.

Consulting 72

Consulting Business Intelligence Testing Cost-Benefit 72

DataRobot Blog

MARCH 9, 2022

The IMDB Movie Reviews Dataset provides 50,000 highly polarized movie reviews with a 50-50 train/test split. Whenever you test a machine learning method, it’s helpful to have a baseline method and accuracy level against which to measure improvements. It provides 1.6 Sentiment analysis, a baseline method.

Machine Learning 52

Machine Learning Deep Learning Modeling Measurement 52

The Unofficial Google Data Science Blog

APRIL 19, 2021

To explain, let’s borrow a quote from Nate Silver’s The Signal and the Noise : One of the most important tests of a forecast — I would argue that it is the single most important one — is called calibration. One useful property of these predictions is calibration. How should practitioners integrate calibration into their workflow?

Modeling 122

Modeling IT Metrics Testing 122

BizAcuity

MAY 10, 2022

2007: Amazon launches SimpleDB, a non-relational (NoSQL) database that allows businesses to cheaply process vast amounts of data with minimal effort. AWS rolls out SageMaker, designed to build, train, test and deploy machine learning (ML) models. This gap sealed the domination of AWS in the market. The rest is history.

Data-driven 52

Data-driven IoT Unstructured Data Data Lake 52

The Unofficial Google Data Science Blog

MAY 31, 2016

Similarly, we could test the effectiveness of a search ad compared to showing only organic search results. Structure of a geo experiment A typical geo experiment consists of two distinct time periods: pretest and test. After the test period finishes, the campaigns in the treatment group are reset to their original configurations.

Advertising 42

Advertising Testing Sales Statistics 42

Occam's Razor

FEBRUARY 7, 2011

Strategic "how can we" questions: Simon: How to "sell" GWO testing (+Analytics) to Managers, very limited time/budget/staffing (btw, we already use Analytics and Adwords, but GWO is proving harder to get prioritised and understood, maybe worry of complexity). Post Testing: Visits 30k. Present this: Today: Visits 30k.

Analytics 94

Analytics Measurement Metrics Predictive Analytics 94

O'Reilly on Data

DECEMBER 9, 2019

We use the diagnostic test results of our regression model to support the reasons why CIs should not be used in financial data analyses. The diagnostic tests computed by Statsmodels in Figure 3 show us that the equity market has wrecked the key assumptions of our MM. A significant vote of no confidence in confidence intervals.

Statistics 27

Statistics Uncertainty Risk Marketing 27

The Unofficial Google Data Science Blog

JULY 18, 2023

While it may be a little abstract, this concept forms a key piece of Classical Test Theory (CTT) , a foundation of psychometrics. 2007): 77-89) Computing Krippendorff's Alpha-Reliability (Krippendorff, 2011) Cross-replication Reliability - An Empirical Approach to Interpreting Inter-rater Reliability (Wong et al.,

Measurement 52

Measurement Metrics Uncertainty Slice and Dice 52

Domino Data Lab

SEPTEMBER 25, 2019

class(attClose) [1] "xts" "zoo" > head(attClose) T.Close 2007-01-03 34.95 2007-01-04 34.50 2007-01-05 33.96 2007-01-08 33.81 2007-01-09 33.94 2007-01-10 34.03. Most of this, such as the statistics on residuals, tests, AIC and BIC are diagnostic measures on the quality of the fit. > attGarch.

Forecasting 87

Forecasting Modeling Statistics Optimization 87

datapine

DECEMBER 28, 2021

To make sure the reliability is high, there are various techniques to perform – the first of them being the control tests, which should have similar results when reproducing an experiment in similar conditions. In 2007, Colgate was ordered by the Advertising Standards Authority (ASA) of the U.K. 3) Misleading statistics in advertising.

Statistics 363

Statistics Advertising Visualization Data mining 363