Why is data cleaning crucial? How do you clean the data?

Terms of use

Terms of Use

The use of this site and the content contained therein is governed by the Terms of Use. When you use this site you acknowledge that you have read the Terms of Use and that you accept and will be bound by the terms hereof and such terms as may be modified from time to time.

All text, graphics, audio, design and other works on the site are the copyrighted works of nasscom unless otherwise indicated. All rights reserved.
Content on the site is for personal use only and may be downloaded provided the material is kept intact and there is no violation of the copyrights, trademarks, and other proprietary rights. Any alteration of the material or use of the material contained in the site for any other purpose is a violation of the copyright of nasscom and / or its affiliates or associates or of its third-party information providers. This material cannot be copied, reproduced, republished, uploaded, posted, transmitted or distributed in any way for non-personal use without obtaining the prior permission from nasscom.
The nasscom Members login is for the reference of only registered nasscom Member Companies.
nasscom reserves the right to modify the terms of use of any service without any liability. nasscom reserves the right to take all measures necessary to prevent access to any service or termination of service if the terms of use are not complied with or are contravened or there is any violation of copyright, trademark or other proprietary right.
From time to time nasscom may supplement these terms of use with additional terms pertaining to specific content (additional terms). Such additional terms are hereby incorporated by reference into these Terms of Use.

Disclaimer

The Company information provided on the nasscom web site is as per data collected by companies. nasscom is not liable on the authenticity of such data.
nasscom has exercised due diligence in checking the correctness and authenticity of the information contained in the site, but nasscom or any of its affiliates or associates or employees shall not be in any way responsible for any loss or damage that may arise to any person from any inadvertent error in the information contained in this site. The information from or through this site is provided "as is" and all warranties express or implied of any kind, regarding any matter pertaining to any service or channel, including without limitation the implied warranties of merchantability, fitness for a particular purpose, and non-infringement are disclaimed. nasscom and its affiliates and associates shall not be liable, at any time, for any failure of performance, error, omission, interruption, deletion, defect, delay in operation or transmission, computer virus, communications line failure, theft or destruction or unauthorised access to, alteration of, or use of information contained on the site. No representations, warranties or guarantees whatsoever are made as to the accuracy, adequacy, reliability, completeness, suitability or applicability of the information to a particular situation.
nasscom or its affiliates or associates or its employees do not provide any judgments or warranty in respect of the authenticity or correctness of the content of other services or sites to which links are provided. A link to another service or site is not an endorsement of any products or services on such site or the site.
The content provided is for information purposes alone and does not substitute for specific advice whether investment, legal, taxation or otherwise. nasscom disclaims all liability for damages caused by use of content on the site.
All responsibility and liability for any damages caused by downloading of any data is disclaimed.
nasscom reserves the right to modify, suspend / cancel, or discontinue any or all sections, or service at any time without notice.

For any grievances under the Information Technology Act 2000, please get in touch with Grievance Officer, Mr. Anirban Mandal at data-query@nasscom.in.

New

See all

No notification found.

Why is data cleaning crucial? How do you clean the data?

Learnbay

@Learnbay

November 29, 2021

AI Inside

234

Data cleansing has technically played an important part and vital role in the history of data science and data analytics, so also it continues to evolve at a rapid pace. But what is data cleansing, and why is it so necessary? If you want to build a good culture around quality data decision-making and data cleaning, also known as data cleansing as well as data scrubbing, is one of the most crucial tasks for your organization to take. We'll look at the necessity of data cleansing in this post, as well as why individuals and corporations should use good data cleansing strategies.

Definition: What is data cleaning?

Cleansing data is a type of data management. Individuals and corporations amass a great deal of personal data over time! The process of ensuring that data is particularly correct and so usable is ideally known as data cleansing. Data cleansing is nothing but an act of going through all of the required data in a database. You can clean data by looking for faults or corruptions, repairing or eliminating them, or manually processing data as needed to avoid repeating the same mistakes. Data cleansing usually entails cleaning up data that has been gathered in one location.

Although software solutions can help with most parts of data cleansing, some tasks must be completed manually. The data cleansing procedure is normally completed all at once, and also it can ideally take quite a long time if the data has been accumulating for years as well.

Why is data cleaning so important and necessary?

Data cleansing that is done on a regular basis and in an organized manner can have a wide range of benefits for an organization. Data cleansing is vital for both enterprises and individuals, despite the fact that it is frequently discussed in the professional sector.

Avoid making costly mistakes.

Businesses that use the right analytics and cleansing technologies will have a higher chance of spotting new opportunities. When organizations are busy processing errors, correcting erroneous data, or troubleshooting, data cleansing is the greatest answer for avoiding expenditures. For instance, ensuring that deliveries are made to the correct address the first time, avoiding costly redeliveries. Businesses must streamline their operations to the greatest extent possible. Profits are higher when overall costs are lower.

Make particular data to manage multi channels.

Data cleansing paves the way for successful multichannel consumer data management. This outdated data will be cleaned up in favour of new, up-to-date information about your target market. Customer data accuracy, including phone, postal, and email channels, allows your contact plans to be executed successfully across channels. We build systems that automatically incorporate, sort, and parse consumer data in a way that prioritizes the most recent information.

Acquire more customers

Customer behaviours are changing so frequently these days that data might easily become obsolete. Organizations with well-maintained data are in the greatest position to generate prospect lists based on accurate and up-to-date information. When data becomes imprecise, businesses begin to target the incorrect market. As a result, their acquisition and also onboarding activities become more efficient than before.

Ease the decision-making process

One of the most significant benefits is that having access to data allows businesses to make better decisions. Clean data is the best way to assist a transparent decision-making process. Everyone benefits from having accurate information. It's critical to have up-to-date employee data. Accurate data underpins MI and other essential analytics, which give businesses the information they need to make informed decisions.

Increase productivity and efficiency

Productivity suffers as a result of cluttered databases. Data cleansing is also critical since it increases data quality, which leads to higher productivity. Computers take longer to retrieve data. Organizations are left with the highest quality information when inaccurate data is eliminated or updated, which means their staff do not have to waste time wading through irrelevant and incorrect data. When data becomes congested, all of these problems can readily occur.

Data cleansing is important for data quality.

To provide a superior customer experience, acquire a competitive edge, and move your business forward, quality data should be the glue that holds processes together. Because many decisions are subject to standards to ensure that their data is correct and current, inaccurate data analytics can lead to mistaken decision making, which can expose the industry to compliance concerns.

How do you clean the data?

Managing structural errors

Keep track of the patterns that lead to the majority of your errors. When you measure or transfer data and find unusual naming conventions, typos, or wrong capitalization, you have structural issues.

Verify the accuracy of the data.

Validate the accuracy of your data after you've cleaned up your existing database. Maintaining your communication channels will reap far-reaching benefits from reviewing existing data for consistency and accuracy. This ensures that your customers will be able to pay you and that you will be able to meet any legal requirements. Some solutions even employ artificial intelligence (AI) or machine learning to improve accuracy testing.

Look for data that is duplicated.

To save time when examining data, look for duplication. Remove any undesirable observations, such as duplicates or irrelevant observations, from your dataset. Research and invest in alternative data cleaning solutions that can examine raw data in bulk and automate the process for you to avoid repeating data. One of the most important aspects to consider in this procedure is deduplication.

Examine your data.

Use third-party sources to augment your data after it has been standardized, vetted, and cleansed for duplicates. Postcodes that are absent may result in undelivered products, while surnames that are lacking may result in the critical correspondence being misdirected.

Final Lines!

To obtain cleaned data, data cleaning is an integral aspect of the data science process. What is the significance of data cleansing in the corporate world? It all boils down to having accurate information. Consider it your workstation. You'll typically have trouble getting the raw data if you try to bypass the data cleansing stages. It will clog up your database to the point where the data you're pulling is untrustworthy. As a result, the data cleaning procedures and data cleaning methods must be taken into account.

online course on data science best data science course data science certification course in bangalore best data science institute in bangalore data science course with placement in bangalore.

Disclaimer

That the contents of third-party articles/blogs published here on the website, and the interpretation of all information in the article/blogs such as data, maps, numbers, opinions etc. displayed in the article/blogs and views or the opinions expressed within the content are solely of the author's; and do not reflect the opinions and beliefs of NASSCOM or its affiliates in any manner. NASSCOM does not take any liability w.r.t. content in any manner and will not be liable in any manner whatsoever for any kind of liability arising out of any act, error or omission. The contents of third-party article/blogs published, are provided solely as convenience; and the presence of these articles/blogs should not, under any circumstances, be considered as an endorsement of the contents by NASSCOM in any manner; and if you chose to access these articles/blogs , you do so at your own risk.

Learnbay

Key Trends in Gen AI Startups: Pivo...

Madhumay

Digital Transfo..

15 Nov 2024

Power of Machine Learning via Data ...

Snowflake

Machine Learnin..

15 Nov 2024