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Pandas Canβt Handle This: How ArcticDB Powers Massive Datasets
Python has grown to dominate data science, and its package Pandas has become the go-to tool for data analysis. It is great for tabular data and supports data files of up to 1GB if you have a large RAM. Within these size limits, it is also good with time-series data because it comes with some [β¦] The post Pandas Canβt Handle This: How ArcticDB Powers Massive Datasets appeared first on Towards Data Science.
Published on: February 12, 2025 | Source:
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Branching Out: 4 Git Workflows for Collaborating on ML
Itβs been more than 15 years since I finished my masterβs degree, but Iβm still haunted by the hair-pulling frustration of managing my ofRscripts. As a (recovering) perfectionist, I named each script very systematically by date (think:ancova_DDMMYYYY.r). A system I just *knew* was better than_v1,_v2,_finaland its frenemies. Right? Trouble was, every time I wanted to [β¦] The post Branching Out: 4 Git Workflows for...
Published on: February 12, 2025 | Source:5 LLM Prompting Techniques Every Developer Should Know
Want to make the most out of large language models? Check out these prompting techniques you can start using today.
Published on: February 12, 2025 | Source:Top 5 Freelancer Websites Better Than Fiverr and Upwork
Discover freelancing platforms that care about you, not just your money, offering low commission rate, better policies, and higher earning potential.
Published on: February 12, 2025 | Source:Implementing Multi-Modal RAG Systems
Large language models (LLMs) have evolved and permeated our lives so much and so quickly that many we have become dependent on them in all sorts of scenarios.
Published on: February 12, 2025 | Source:Build a Decision Tree in Polars from Scratch
Decision tree algorithms have always fascinated me. They are easy to implement and achieve good results on various classification and regression tasks. Combined with boosting, decision trees are still state-of-the-art in many applications. Frameworks such as sklearn, lightgbm, xgboost and catboost have done a very good job until today. However, in the past few months, [β¦] The post Build a Decision Tree in Polars from...
Published on: February 12, 2025 | Source:Virtualization & Containers for Data Science Newbies
Virtualization makes it possible to run multiple virtual machines (VMs) on a single piece of physical hardware. These VMs behave like independent computers, but share the same physical computing power. A computer within a computer, so to speak. Many cloud services rely on virtualization. But other technologies, such as containerization and serverless computing, have become [β¦] The post Virtualization & Containers...
Published on: February 12, 2025 | Source:4-Dimensional Data Visualization: Time in Bubble Charts
Bubble charts elegantly compress large amounts of information into a single visualization, with bubble size adding a third dimension. However, comparing βbeforeβ and βafterβ states is often crucial. To address this, we propose adding a transition between these states, creating an intuitive user experience. Since we couldnβt find a ready-made solution, we developed our own. [β¦] The post 4-Dimensional Data Visualization:...
Published on: February 12, 2025 | Source:Understanding Model Calibration: A Gentle Introduction & Visual Exploration
How Reliable Are Your Predictions? About To be considered reliable, a model must be calibrated so that its confidence in each decision closely reflects its true outcome. In this blog post weβll take a look at the most commonly used definition for calibration and then dive into a frequently used evaluation measure for model calibration. [β¦] The post Understanding Model Calibration: A Gentle Introduction & Visual...
Published on: February 11, 2025 | Source:Data vs. Business Strategy
There seems to be a consensus that leveraging data, analytics, and AI to create a data-driven organization requires a clear strategic approach. However, there is less clarity and agreement on exactly what this strategic approach should look like in practice. This article provides a short overview of what strategy work I believe is required to [β¦] The post Data vs. Business Strategy appeared first on Towards Data...
Published on: February 11, 2025 | Source:Polars vs. Pandas β An Independent Speed Comparison
Overview Introduction β Purpose and Reasons Speed is important when dealing with large amounts of data. If you are handling data in a cloud data warehouse or similar, then the speed of execution for your data ingestion and processing affects the following: As youβve probably understood from the title, I am going to provide a [β¦] The post Polars vs. Pandas β An Independent Speed Comparison appeared first on Towards Data...
Published on: February 11, 2025 | Source:Next-Level Data Science (7-Day Mini-Course)
Before we begin, let's make sure you're in the right place.
Published on: February 11, 2025 | Source:Creating a Useful Voice-Activated Fully Local RAG System
This article will explore initiating the RAG system and making it fully voice-activated.
Published on: February 11, 2025 | Source:10 Little-Known Python Libraries That Will Make You Feel Like a Data Wizard
In this article, I will introduce you to 10 little-known Python libraries every data scientist should know.
Published on: February 11, 2025 | Source:The Role of Domain Knowledge in Machine Learning: Why Subject Matter Experts Matter
Machine learning (ML) is considered the largest subarea of artificial intelligence (AI) , studying the development of software systems that learn from data by themselves to perform a task, without being explicitly programmed with the instructions to address it.
Published on: February 11, 2025 | Source:Six Ways to Control Style and Content in Diffusion Models
Stable Diffusion 1.5/2.0/2.1/XL 1.0, DALL-E, Imagenβ¦ In the past years, diffusion models have showcased stunning quality in image generation. However, while producing great quality on generic concepts, these struggle to generate high quality for more specialised queries, for example generating images in a specific style, that was not frequently seen in the training dataset. We [β¦] The post Six Ways to Control Style and...
Published on: February 10, 2025 | Source:Beginnerβs Guide to Subqueries in SQL
Subqueries are popular tools for more complex data manipulation in SQL. If youβre a beginner on a quest to understand subqueries, this is the article for you.
Published on: February 10, 2025 | Source:Data Science Showdown: Which Tools Will Gain Ground in 2025
An analysis and discussion of the data science tools expected to gain prominence throughout the present year, and why.
Published on: February 10, 2025 | Source:Using Gemini 2.0 Pro Locally
Learn the easiest way to use a state-of-the-art Google experimental model locally.
Published on: February 10, 2025 | Source:10 Useful LangChain Components for Your Next RAG System
LangChain is a robust framework conceived to simplify the developing of LLM-powered applications β with LLM, of course, standing for large language model.
Published on: February 10, 2025 | Source:The Gamma Hurdle Distribution
Which Outcome Matters? Here is a common scenario : An A/B test was conducted, where a random sample of units (e.g. customers) were selected for a campaign and they received Treatment A. Another sample was selected to receive Treatment B. βAβ could be a communication or offer and βBβ could be no communication or no [β¦] The post The Gamma Hurdle Distribution appeared first on Towards Data Science.
Published on: February 08, 2025 | Source:Triangle Forecasting: Why Traditional Impact Estimates Are Inflated (And How to FixΒ Them)
Accurate impact estimations can make or break your business case. Yet, despite its importance, most teams use oversimplified calculations that can lead to inflated projections. These shot-in-the-dark numbers not only destroy credibility with stakeholders but can also result in misallocation of resources and failed initiatives. But thereβs a better way to forecast effects of gradual [β¦] The post Triangle Forecasting:...
Published on: February 07, 2025 | Source:I Tried Making my Own (Bad) LLM Benchmark to Cheat in Escape Rooms
Recently, DeepSeek announced their latest model, R1, and article after article came out praising its performance relative to cost, and how the release of such open-source models could genuinely change the course of LLMs forever. That is really exciting! And also, too big of a scope to write aboutβ¦ but when a model like DeepSeek [β¦] The post I Tried Making my Own (Bad) LLM Benchmark to Cheat in Escape Rooms appeared...
Published on: February 07, 2025 | Source:Building Your First Multi-Agent System: A Beginnerβs Guide
The surge of AI in general β and large language models (LLMs) in particular β is thanks to numerous research groups and companies racing to develop their most advanced models and demonstrate their potential use cases across broad domains.
Published on: February 07, 2025 | Source:Synthetic Data Generation with LLMs
Popularity of RAG Over the past two years while working with financial firms, Iβve observed firsthand how they identify and prioritize Generative AI use cases, balancing complexity with potential value. Retrieval-Augmented Generation(RAG) often stands out as a foundational capability across many LLM-driven solutions, striking a balance between ease of implementation and real-world impact. By combining [β¦] The post...
Published on: February 07, 2025 | Source:Time Series Forecasting with PyCaret: Building Multi-Step Prediction Model
Time series forecasting helps predict future data using past information, useful in areas like finance, weather, and inventory.
Published on: February 07, 2025 | Source:The Method of Moments Estimator for Gaussian MixtureΒ Models
Audio processing is one of the most important application domains of digital signal processing (DSP) and machine learning. Modeling acoustic environments is an essential step in developing digital audio processing systems such as: speech recognition, speech enhancement, acoustic echo cancellation, etc. Acoustic environments are filled with background noise that can have multiple sources. For example, [β¦] The post The...
Published on: February 07, 2025 | Source:A Comprehensive Guide to LLM Temperature π₯π‘οΈ
While building my own LLM-based application, I found many prompt engineering guides, but few equivalent guides for determining the temperature setting. Of course, temperature is a simple numerical value while prompts can get mindblowingly complex, so it may feel trivial as a product decision. Still, choosing the right temperature can dramatically change the nature of [β¦] The post A Comprehensive Guide to LLM...
Published on: February 07, 2025 | Source:7 Tools I Cannot Live Without as a Data Scientist
Tools I use for coding, writing, grammar improvement, research, machine learning experiments, and organizing projects.
Published on: February 07, 2025 | Source:3 Ways to Secure Your Data Science Job From Layoffs in 2025
As tech layoffs increase, data scientists must adapt. Here's how to safeguard your data science job in 2025.
Published on: February 07, 2025 | Source:Building Multilingual Applications with Hugging Face Transformers: A Beginnerβs Guide
Check out this practical guide to building multilingual applications with Hugging Face.
Published on: February 07, 2025 | Source:How to Create Network Graph Visualizations in Microsoft PowerBI
Microsoft PowerBI is a one of the most popular business intelligence (BI) tools, and while it has all the features you need to create dynamic analytic reporting for stakeholders across the business, creating some advanced data visualizations is more challenging. This article will walk through how to create large network graph visualizations in Microsoft PowerBI [β¦] The post How to Create Network Graph Visualizations in...
Published on: February 07, 2025 | Source:Efficient Metric Collection in PyTorch: Avoiding the Performance Pitfalls of TorchMetrics
Metric collection is an essential part of every machine learning project, enabling us to track model performance and monitor training progress. Ideally, metrics should be collected and computed without introducing any additional overhead to the training process. However, just like other components of the training loop, inefficient metric computation can introduce unnecessary overhead, increase training-step [β¦] The...
Published on: February 07, 2025 | Source:Introduction to Minimum Cost Flow Optimization in Python
Minimum cost flow optimization minimizes the cost of moving flow through a network of nodes and edges. Nodes include sources (supply) and sinks (demand), with different costs and capacity limits. The aim is to find the least costly way to move volume from sources to sinks while adhering to all capacity limitations. Applications Applications of [β¦] The post Introduction to Minimum Cost Flow Optimization in Python...
Published on: February 06, 2025 | Source:A Visual Guide to How Diffusion ModelsΒ Work
This article is aimed at those who want to understand exactly how diffusion models work, with no prior knowledge expected. Iβve tried to use illustrations wherever possible to provide visual intuitions on each part of these models. Iβve kept mathematical notation and equations to a minimum, and where they are necessary Iβve tried to define [β¦] The post A Visual Guide to How Diffusion ModelsWork appeared first on...
Published on: February 06, 2025 | Source: