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Articles on Trending Technologies
Technical articles with clear explanations and examples
Data Fragmentation, Replication, and Allocation Techniques for Distributed Database
Data Fragmentation The process of dividing the database into smaller multiple parts or sub−tables is called fragmentation. The smaller parts or sub−tables are called fragments and are stored at different locations. Data fragmentation should be done in a way that the reconstruction of the original parent database from the fragments is possible. The restoration can be done using UNION or JOIN operations. Database fragmentation is of three types: Horizontal fragmentation, Vertical fragmentation, and Mixed or Hybrid fragmentation. Horizontal Fragmentation It divides a table horizontally into a group of rows to create multiple fragments or subsets of a table. ...
Read MoreHow To Easily Rank Numbers Skip Blank Cells In Excel?
Ranking numbers is a regular chore in Excel, whether you're working with a large dataset or simply need to organise your data. When working with blank cells, though, the process can become a little more difficult. But don't worry! In this video, we'll walk you through a quick and easy approach to rank numbers in Excel, skipping any blank cells you might come across along the way. By the end of the tutorial, you will have learned how to use a combination of Excel functions and formulas to rank numbers in ascending or decreasing order, while also handling blank cells ...
Read MoreHow To Easily Rank List Without Ties In Excel?
When working with data in Excel, it is frequently required to rank values in order to determine the highest or lowest values or to produce a sorted list. However, one common issue is dealing with linked values, which occur when two or more values have the same rank. This may make the ranking process more difficult and time−consuming. Fortunately, Excel offers a straightforward technique for ranking a list without ties, guaranteeing that each item is assigned a unique rating. In this lesson, we will walk you through the process of using Excel's built−in functions to accomplish this. Whether you ...
Read MoreHow To Easily Rank Data By Absolute Value In Excel?
Being able to successfully sort and rank data is a valuable skill whether you're a student, a professional, or simply someone who interacts with data on a regular basis. Excel provides extensive capabilities for analysing and organising data, and ordering data by absolute value is a common requirement in a variety of circumstances. In this article, we will look at a simple method for sorting data by absolute value, which will allow you to determine the highest and lowest numbers regardless of their sign. You will obtain the expertise and confidence to edit your data fast and efficiently by following ...
Read MoreWhat is tokenization and lemmatization in NLP?
Introduction A subfield of artificial intelligence known as "natural language processing" (NLP) focuses on making computers capable of comprehending, interpreting, and producing human language. NLP assumes an essential part in different applications, including message examination, feeling examination, machine interpretation, question responding to frameworks, and that's just the beginning. In the domain of NLP, two basic strategies, to be specific tokenization and lemmatization, assume a crucial part in changing crude message into significant portrayals that can be additionally handled and dissected. We will go over these methods in detail, their significance, and how they help improve text analysis and comprehension in ...
Read MoreProperties of linear regression lines
Introduction In many fields, linear regression is a popular statistical technique for modeling the relationship between two variables. We can use this potent instrument to make predictions based on previous observations. We will talk about the properties of linear regression lines, which are the lines that fit a set of data points the best in this article. Understanding Properties of linear regression lines The properties are listed as − Linearity − Linearity is the first quality of linear regression lines. This indicates that there is a linear relationship between the dependent variable, y, and the independent variable, x. To ...
Read MoreMSE as an evaluation metric for Regression Models
Introduction One of the most common evaluation metrics for regression models is the mean squared error (MSE). It is a proportion of the typical squared distinction between the anticipated and real qualities in a dataset. When errors are expected to be symmetric and have a Gaussian distribution, MSE is particularly useful for assessing a regression model's performance. This article will discuss the MSE concept, how it is calculated, its advantages and disadvantages, and how it can be used to evaluate regression models' performance. Understanding Mean Squared Error (MSE) The average squared difference between a dataset's predicted and actual values is ...
Read MoreHow To Easily Enter Dates Without Slashes In Excel?
If you've ever found it difficult to enter dates in the traditional format of "mm/dd/yyyy" or "dd/mm/yyyy" in Excel, you've come to the correct spot. In this article, we will look at a quick and easy way to enter dates without using slashes, making the process faster and more convenient. Excel is a powerful spreadsheet programme that enables you to do numerous computations, analyse data, and effectively organise information. Dates are an essential part of every spreadsheet, whether you're keeping track of project deadlines, documenting sales data, or building a personal budget. However, the default format in Excel for entering ...
Read MoreHow To Easily Edit Name Range And The Scope In Excel?
Naming ranges in Excel may be a very useful tool for organising and managing your data. You may simplify your calculations, make your spreadsheets more readable, and enhance overall productivity by giving certain cells, ranges, or even formulas names. In this article, we will look at how to change the name ranges and scope in Excel. We will provide step−by−step directions and accompanying screenshots throughout this tutorial to ensure a thorough knowledge of the processes involved. This article will equip you with the information and tools to effortlessly alter name ranges and the scope in Excel, whether you're a novice ...
Read MoreHow To Easily Copy And Pasted Range Or Chart As Picture In Excel?
Capturing and sharing specific data or visualisations from Excel worksheets is a crucial ability that can improve your communication and presentation skills. Whether you want to insert an image into a report, include it in a presentation, or simply save it as a separate image, Excel provides a simple way to do so. This tutorial will walk you through the steps of copying and pasting a range or chart as an image in Excel. We'll go over both the Windows and Mac versions of Excel, so that users on all systems can benefit from the instructions. By the end of ...
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