Overview Indexing is MongoDB – a key aspect to managing and executing your database queries efficiently in data science Learn…
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ClosedLoop.ai Announces Release of Free Open Source AI-based Tool to Identify Individuals Vulnerable to Severe Complications of COVID-19
ClosedLoop. ai, Healthcare’s Data Science Platform, announced the release of the COVID-19 Vulnerability Index (CV19 Index) — a free, open-source…
Continue ReadingGevorg Yeghikyan
Modelling the coronavirus epidemic spreading in a city with PythonAre cities prepared for epidemics?Urban drones: the facility location problemWhat will happen when…
Continue ReadingNearly 7 in 10 SMBs Interested in AI are Unaware of Security Risks
From inventory management, data analytics, office assistance and more, AI can take on a massive role, even within the smallest…
Continue ReadingThe What and Why of Inflation Adjustment
Here it is again:We can express Equation (IV) in terms of (I) by expressing the denominator of Equation (IV) as…
Continue ReadingBitmap indexes in Go: unbelievable search speed
Before answering that question, I would like to walk you through basic bitmap index implementation in Go. Bitmap is represented…
Continue ReadingUsing Hierarchical Indexes With Pandas
Using Hierarchical Indexes With PandasUse Panda’s Multiindex to make your data work harder for you. Todd BirchardBlockedUnblockFollowFollowingMay 28I’ve been wandering into a…
Continue ReadingThe Postgres Performance Tuning Manual: Indexes
Primary key, unique constraint or unique index?The SolutionNote: Multiple null values are not equal, so they are not considered as…
Continue ReadingIntroduction to MongoDB Indexes
Introduction to MongoDB IndexesDvir AradBlockedUnblockFollowFollowingMay 26What are the MongoDB indexes?How do they work?What problem do indexes try to solve?Answer: Slow queriesWe can…
Continue ReadingDecision Tree Classifier from Scratch
So, let’s define our Node class first. class Node: def __init__(self): self. split = None self. feature_values = None self.…
Continue ReadingA different way to deploy a Python model over Spark
A different way to deploy a Python model over SparkSeparate the prediction method from the rest of the Python class and…
Continue Reading15 Simple Steps to Creating a CRUD Web App with Ruby on Rails
15 Simple Steps to Creating a CRUD Web App with Ruby on RailsDanielle JasperBlockedUnblockFollowFollowingMay 1If you are fairly new to Ruby…
Continue ReadingMaking the Mueller Report Searchable with OCR and Elasticsearch
It’s a list of dictionaries (json) which is perfect for ingestion by elastic to make it searchable. Index in ElasticsearchThe…
Continue ReadingFamiliarity With Coefficients Of Similarity
This question takes us to the new similarity metric. Jaccard Index:Let’s consider another situation. An insurance company wants to segment…
Continue ReadingThe Chi Square Statistic (P3: programming with Python)
The Chi Square Statistic (P3: programming with Python)Nhan TranBlockedUnblockFollowFollowingMar 11Before going to the programming part, please spend couple minutes to read…
Continue ReadingGini coefficient and Lorenz curve explained
Gini coefficient and Lorenz curve explainedLet us understand one of the important concepts that we keep hearing about, read on…
Continue ReadingHow a Googler solves coding problems
Well, we started at the beginning of sourceString and read through it until we reached the end, looking at every…
Continue ReadingArticle | “New Blockchain-Powered Tech Explored at HIMSS19”
Source: Healthcare IT News | February 12, 2019 Author: Bill Siwicki Kalibrate Blockchain, Boehringer Ingelheim and IBM Canada all are…
Continue ReadingSorting Algorithms: Implementing Heap Sort Using Swift
Sorting Algorithms: Implementing Heap Sort Using SwiftJimmy M AnderssonBlockedUnblockFollowFollowingFeb 3Sorting data is a task that has been (and probably will always…
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By creating an array and pushing the value into it, it allows for multiple items to be placed in the…
Continue ReadingHow to code the Caesar Cipher: an introduction to basic encryption
We have not yet established a modified alphabet variable, so we should do that now.Step 4: Build a new sentence…
Continue ReadingThe Index Funds of a Developer’s Career
Mastering the interface of a programming language with no theoretical knowledge of algorithms and data structures is a bit like…
Continue ReadingAdvanced EOS Series — Part 3 — Secondary Indexes
we can define our multi-index table using the multi_index<TABLE_NAME, TABLE_STRUCT> method from the EOS library;typedef multi_index<N(items), Item> items_table;After our typedef,…
Continue ReadingImplementing Hash Table Algorithms in Swift
Since the requirement to create a hashindex is specific to Keyable types, this action can be accessed through a protocol…
Continue ReadingElasticSearch: Zero downtime reindexing
When you need to reindex your data, a new index is created, the write alias points to the new index…
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