chapter 3  big data tools techniques and strategies

... the mode,? ?and? ?the geometric mean of a given? ?data? ?set Identify the relative positions of the arithmetic mean, median  and? ?mode for both symmetric? ?and? ?skewed distributions Point out the proper uses? ?and? ?common misuses of each  ... …Every set of interval­level? ?and? ?ratio­ level? ?data? ?has a mean … All the values are included in  computing the mean …A set of? ?data? ?has a unique mean …The mean is affected by unusually  large or small? ?data? ?values ...                             of  of                               Grouped? ?Data Grouped? ?Data The mean of a sample of? ?data? ?organized  The mean of a sample of? ?data? ?organized  in a frequency distribution is  in a frequency distribution is 

Ngày tải lên: 03/02/2020, 17:43

... analysis and reporting of data about learners and their contexts, for purposes of understanding and optimising learning and the environments in which it occurs” [20] and affects actions and operations ... EDUCATIONAL DATA (3 )data [6] Such techniques can be derived and adapted from other domains characterized by big data and successfully used to manipulate big educational data These techniques could ... the analysis and exploitation of big educational data, we present different techniques and popular applied scientific methods for data analysis and manipulation such as analytics and different

Ngày tải lên: 08/02/2021, 07:45

... numeric and string data • Determine whether a data item should be a constant or variable • Code constants and variables in event procedures • Describe the characteristics and uses of standard data ... categories of data are numeric and string – Numeric data must contain only numbers – String data can contain any symbol – Numeric data is used in arithmetic calculations – String data cannot be ... several forms • Explain scope and describe the domain of variables in procedures and forms McGraw-Hill/Irwin ©2002 by The McGraw-Hill Companies, Inc All rights reserved 3.1 Data Categorization 3- •

Ngày tải lên: 16/05/2017, 14:40

... Oracle, and MySQL He has managed and successfully executed multiple projects in data warehousing and data migration developed for both Unix and Windows environments He has also worked as a Talend Data ... and Data Integration professional with nine years of rich hands-on experience in multiple BI and ETL tools He has a strong expertise in technologies such as Talend, Jaspersoft, Pentaho, Big Data- MongoDB, ... Talend for Big Data Access, transform, and integrate data using Talend's open source, extensible tools Bahaaldine Azarmi BIRMINGHAM - MUMBAI www.allitebooks.com Talend for Big Data Copyright

Ngày tải lên: 04/03/2019, 14:01

... The Nature of Secondary Data Learning Objectives To understand the advantages and disadvantages of secondary data Secondary Data: Data that have previously been gathered and that might be relevant ... site To become familiar data mining To understand the advantages and disadvantages of of using secondary data To understand the role of the Internet in obtaining secondary data To learn about types ... background information and build creativity Secondary Data Learning Objectives To understand the advantages and disadvantages of secondary data Limitations of Secondary Data • Lack of Availability

Ngày tải lên: 18/01/2020, 20:43

... Organize raw? ?data? ?into frequency distribution       Produce a histogram, a frequency polygon,? ?and? ? a cumulative frequency polygon from  quantitative? ?data       Develop? ?and? ?interpret a stem? ?and? ?leaf display ...    Present qualitative? ?data? ?using such graphical  techniques? ?such as a clustered bar chart, a  stacked bar chart,? ?and? ?a pie chart Detect graphic deceptions? ?and? ?use a graph                      to present? ?data? ?with clarity,  ... Rule of Thumb: Rule of Thumb: For most? ?data? ?sets, you would want              For most? ?data? ?sets, you would want              between 3? ?and? ?12 classes! between 3? ?and? ?12 classes! Use the 2 to the K rule

Ngày tải lên: 04/02/2020, 07:37

... Primary database Broker-controlled databases Standby database Standby database Standby database Standby database Standby database Standby database Standby database Standby database Standby database ... switchover and failover to a specified standby database in the broker configuration • Automatically communicates between the databases in a Data. . .Data Guard Broker and the SPFILE ... of the standby databases to replace the primary database and take over production processing • Helps you logically define and create a Data Guard configuration... at the command prompt

Ngày tải lên: 26/10/2013, 20:15

... information.” Strategies Continued According to Rubin (1987) there are three types of strategies: Learning strategies Communication strategies Social strategies Learning Strategies Cognitive Learning Strategies ... Teaching Techniques and Strategies in Foreign Languages Presented by Dr G Sakinah Abdur-Rashied, Assistant Professor of Modern Foreign Languages Jackson State University Teaching Techniques and Strategies ... retrieval, and use of information.” Richards and Platt (1992) state that learning strategies are “intentional behavior and thoughts used by learners during learning so as to better help them understand,

Ngày tải lên: 27/07/2016, 15:54

... Gartner Magic Quadrants BI & Analytics Platforms Meta -data driven dimensional modeling (semistructured and structured data) , visualization, and predictive analytics are a necessity 17 Cloudera’s ... Costs & Risk (who pays and for what) Converging Market Drivers R&D (% of Total Spend) Digital Growth created Big Data http://practicalanalytics.files.wordpress.com/2012/01/datagrowth.png Converging ... Big Data: Emerging Opportunities and Challenges Venky Ravirala, Chief Analytics Officer MEDSEEK Sept 24, 2013 Outline • • • • • • • • • Big Data: Motivating with Healthcare

Ngày tải lên: 05/12/2016, 15:44

... focuses on data storage and data processing The efficient storage of data can fundamentally support intensive data access and queries, which enables sophisticated analysis Data processing and visualization ... Hybrid Random Walk (HRW) method, 109 Hyperbolic big data analytics framework, 3–36 big data analytics based on hyperbolic space, 9–13 big data and network science, 6–8 235 big data challenges and ... processing and analyzing data from social networks and attempt to better understand the complex networks, which motivates us to prepare an in-depth material on recent advances in areas of big data and

Ngày tải lên: 06/06/2017, 15:43

... focuses on data storage and data processing The efficient storage of data can fundamentally support intensive data access and queries, which enables sophisticated analysis Data processing and visualization ... Hybrid Random Walk (HRW) method, 109 Hyperbolic big data analytics framework, 3–36 big data analytics based on hyperbolic space, 9–13 big data and network science, 6–8 235 big data challenges and ... processing and analyzing data from social networks and attempt to better understand the complex networks, which motivates us to prepare an in-depth material on recent advances in areas of big data and

Ngày tải lên: 21/06/2017, 15:51

... Bay and the Aran Islands, western Ireland Z Geomorphol 54, 247e279 Scheffers, A., Scheffers, S., Kelletat, D., 2010b Reply to: Wave-emplaced coarse debris and megaclasts in Ireland and Scotland: ... Altinok and Ersoy (2000) for Turkey; Baptista and Miranda (2009) for Portugal; Papadopoulos and Chalkis (1984), Soloviev (1990), Tinti and Maramai (1996), Soloviev et al (2000), Papadopoulos and ... ©Google earth 2014 66 Coastal and Marine Hazards, Risks, and Disasters we know that thousands of meteoroids and asteroids are moving in the asteroid belt between Mars and Jupiter, or may approach

Ngày tải lên: 30/12/2017, 14:02

... environmental issues and alternatives and shall reduce paperwork and the accumulation of extraneous background data Statements shall be concise, clear and to the point … Environmental Review and Consultation ... concurrently with and integrated with environmental impact analysis and related surveys and studies required by the Fish and Wildlife Coordination Act … and other environmental review laws and executive ... scoping (§ 1501.7), tiering (§ 1502.20), and other methods listed at § 1500.4 and § 1500.5 to relate broad and narrow actions and to avoid duplication and delay Timing of EIS (§ 1502.5) … as close...

Ngày tải lên: 18/06/2014, 19:20

... Commonly Required Data Commonly required data needs for both an EA and EIS include • • • • • • • • • • • project design and engineering data; environmental protection standards; land use including ... infrastructure, and rights-of-way; geology and soils; surface water and groundwater hydrology (water quality and quantity); air quality; habitat and species; threatened and endangered species; wetlands; ... Mississippi will be only a mile and three quarters long, and Cairo and New Orleans will have joined their streets together and be plodding comfortably along under a single mayor and a mutual board of aldermen...

Ngày tải lên: 18/06/2014, 19:20

... requirements and EMS objectives and targets; © 2008 by Taylor & Francis Group, LLC CRC_7559_CH002.indd 39 2/5/2008 2:42:40 PM 40 NEPA and Environmental Planning: Tools, Techniques, and Approaches ... 2/5/2008 2:42:41 PM 42 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners temporal and spatial bounds, interpreting significance, and other requirements are at ... 2:42:42 PM 46 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners Drawing on expertise and experience from a diverse array of planning requirements and entities, an...

Ngày tải lên: 18/06/2014, 19:20

... compatible with state and local government and private programs and policies to protect farmland The terms “prime” and “unique” farmland are defined subsequently 4.4.14.1 Prime Farmland Land that has ... resource projects (such as dams and levees), conversion of wetlands to uplands for farming and forestry, and fills for development projects such as housing, highways, and airports Section 404(f) ... Wetlands can be identified by consulting • • • • • • The Corps of Engineers; The U.S FWS national wetlands inventory; Wetlands specialists and federal agency specialists; State and local wetland...

Ngày tải lên: 18/06/2014, 19:20

... NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners • B3.1 (a) Geological, geophysical (such as gravity, magnetic, electrical, seismic, and radar), geochemical, and ... participation and environmental review under NEPA for many oil and gas drilling activities Sections 1808 and 2014 of H.R would allow oil and gas companies to perform their own NEPA analyses and would ... operational and scheduling difficulties © 2008 by Taylor & Francis Group, LLC CRC_7559_CH005.indd 141 1/31/2008 4:31:24 PM 142 NEPA and Environmental Planning: Tools, Techniques, and Approaches...

Ngày tải lên: 18/06/2014, 19:20

... PM 158 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners TABLE 6.5 Intensity Factors for Evaluating Significance Impacts that may be both beneficial and adverse; ... affecting nearby farms and ranches, other privately owned land, local economies, and public roadways and bridges.” The court characterized these impacts as “immediate and the consequences could ... Francis Group, LLC CRC_7559_CH006.indd 149 1/31/2008 4:34:19 PM 150 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners Is there federal involvement that contributes...

Ngày tải lên: 18/06/2014, 19:20

... 168 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners issuing a FONSI, an EA must provide clear and convincing evidence that the proposal ... preparation and issuance • EIS public participation (scoping and reviewing the draft EIS) usually raises issues and concerns that require more analysis and explanation • EIS must thoroughly describe and ... 176 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners The cumulative impact descriptions presented below assume that a rigorous analysis of the direct and indirect...

Ngày tải lên: 18/06/2014, 19:20

... 190 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners Where both a lead and a cooperating agency believe that the EIS has ... CRC_7559_CH008.indd 193 1/31/2008 4:40:57 PM 194 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners 8.1.4 EIS CONTRACTORS Due to staffing and expertise limitations outside, consulting ... 198 NEPA and Environmental Planning: Tools, Techniques, and Approaches for Practitioners TABLE 8.3 Methods for Notifying Parties Where Effects Are Primarily of Local Interest • State and area...

Ngày tải lên: 18/06/2014, 19:20