Mon.Sep 16, 2024

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How to Optimize Data Warehouse with STAR Schema?

Analytics Vidhya

Introduction The STAR schema is an efficient database design used in data warehousing and business intelligence. It organizes data into a central fact table linked to surrounding dimension tables. This star-like structure simplifies complex queries, enhances performance, and is ideal for large datasets requiring fast retrieval and simplified joins. A major advantage of the STAR […] The post How to Optimize Data Warehouse with STAR Schema?

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5 YouTube Channels to Master LLMs

KDnuggets

Image by Author If you’re in the tech industry (or are attempting to transition into the field), LLMs are a must-learn. Companies have started integrating language models into their workflows to improve efficiencies and cut costs. Due to this, there have been a number of new AI job openings. New roles have begun to.

Modeling 136
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Comprehensive Guide on Python Namespaces and Variable Scopes

Analytics Vidhya

Introduction Understanding the namespaces, scopes, and behavior of variables in Python functions is crucial for writing efficiently and avoiding runtime errors or exceptions. In this article, we’ll delve into various aspects of namespaces and Python variable scopes and learn how Python manages local, global, and enclosing variables in detail. We already discussed Python functions in […] The post Comprehensive Guide on Python Namespaces and Variable Scopes appeared first on Analytics

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How to Perform Data Aggregation Over Time Series Data with Pandas

KDnuggets

Image by Editor | Ideogram Let’s learn how to perform time series data aggregation in Pandas. Preparation We would need the Pandas and Numpy packages installed, so we can install them using the following code: pip install pandas numpy With the packages installed, let’s jump into the article. Time Series.

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State of AI in Sales & Marketing 2025

AI adoption is reshaping sales and marketing. But is it delivering real results? We surveyed 1,000+ GTM professionals to find out. The data is clear: AI users report 47% higher productivity and an average of 12 hours saved per week. But leaders say mainstream AI tools still fall short on accuracy and business impact. Download the full report today to see how AI is being used — and where go-to-market professionals think there are gaps and opportunities.

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4 steps to shift from outputs to outcomes

CIO Business Intelligence

Many organizations mistake busyness for progress. Without clear metrics to track and communicate business impact, project teams often focus on completing tasks without fully understanding how their work contributes to broader business goals. A CIO of a global company — let’s call him David — faced this exact issue. He took over project management from a project office struggling with late and over budget performance.

Strategy 126
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Crack the Code: Mastering Category Encoders for Data Scientists

KDnuggets

Image by Author | Canva In data science, handling different types of data is a daily challenge. One of the most common data types is categorical data, which represents attributes or labels such as colors, gender, or types of vehicles. These characteristics or names can be divided into distinct groups or categories, facilitating classification.

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Free Courses That Are Actually Free: SQL Edition

KDnuggets

Image by Author | Canva You’ve learned the fundamentals of computer science. You have learnt a new programming language and understand the elements of machine learning and artificial intelligence. You're starting to see all the pieces of the puzzle coming together. Now you’re thinking about learning SQL. For those of you who do not.

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Applied Materials automatiza sus operaciones de almacén mientras la IA acelera la demanda de chips

CIO Business Intelligence

Applied Materials ha modernizado sus operaciones de distribución de almacén justo a tiempo para servir a la industria de semiconductores en rápida transformación para la era de la inteligencia artificial (IA). A partir de junio de 2022, el equipo de operaciones mundiales de la empresa con sede en Santa Clara, California, puso en marcha su nuevo Centro de Servicios Logísticos (LCS) en Austin, Texas, que alberga una red de robots, tecnología RFID y la innovadora tecnología ‘Goods to Person’ para c

Software 115
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Large Language Models in Banking: What Are They Good For?

Dataiku

Large language models (LLMs) are already improving efficiency in client-facing operations and risk management environments. I will summarize the proven and plausible impact of LLMs and Generative AI in the banking and financial services industry as of September 2024. To make this as relevant as possible to a broad audience, I will limit myself to a specific set of use cases that: Are live and being actively used by at least one client.

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Talento joven y formación TI, la apuesta de Repsol para impulsar la digitalización

CIO Business Intelligence

Las primeras semanas en una empresa son clave , como sabe cualquiera que haya tenido que empezar alguna vez en un trabajo. Las estadísticas refuerzan esta sensación: las organizaciones que se muestran más activas y efectivas en esta fase, con programas de bienvenida u onboarding a las nuevas contrataciones, crecen a un ritmo un 2,5 superior en sus ingresos que las que no los hacen así.

IT 114
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How to Achieve High-Accuracy Results When Using LLMs

Speaker: Ben Epstein, Stealth Founder & CTO | Tony Karrer, Founder & CTO, Aggregage

When tasked with building a fundamentally new product line with deeper insights than previously achievable for a high-value client, Ben Epstein and his team faced a significant challenge: how to harness LLMs to produce consistent, high-accuracy outputs at scale. In this new session, Ben will share how he and his team engineered a system (based on proven software engineering approaches) that employs reproducible test variations (via temperature 0 and fixed seeds), and enables non-LLM evaluation m

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Introducing erwin Data Modeler 14.0: The next step in a tradition of data modeling excellence

erwin

Continue to conquer data chaos and build your data landscape on a sturdy and standardized foundation with erwin® Data Modeler 14.0. The gold standard in data modeling solutions for more than 30 years continues to evolve with its latest release, highlighted by: PostgreSQL 16.x support Data Valt redesign NoSQL framework rework erwin ER360 enhancements User interface improvements This release comes packed with powerful enhancements designed to simplify and streamline your data modeling processes wh

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Los lazos entre tecnología y finanzas se estrechan con la adopción de la IA generativa

CIO Business Intelligence

La incipiente era de la inteligencia artificial (IA) generativa ha puesto de manifiesto la necesidad urgente de contar con un nuevo tipo de liderazgo tecnológico. Así se desprende de un nuevo estudio impulsado por el Institute for Business Value de IBM. Este, basado en una encuesta a 2.500 CIO, CTO y CDO (en adelante, CxOs tecnológicos), revela que el 72% de los directores generales afirman que la ventaja competitiva depende de quién tenga la IA generativa más avanzada.

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Amazon OpenSearch Service: Managed and community driven

AWS Big Data

I’ve always loved the problem of search. At its core, search is about receiving a question, understanding that question, and then retrieving the best answer for it. A long time ago, I did an AI robotics project for my PhD that married a library of plan fragments to a real-world situation, through search. I’ve worked on and built a commercial search engine from the ground up in a prior job.

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Piano Transizione 5.0: che cos’è e che cosa possono aspettarsi i CIO

CIO Business Intelligence

Con l’avvio, nel mese di agosto , della Piattaforma Informatica per la “presentazione delle comunicazioni preventive dirette alla prenotazione del credito d’imposta Transizione 5.0”, si è aperta l’attuazione del Piano del Governo italiano che stanzia 6,3 miliardi di euro (dal programma RePower EU) alle imprese per progetti a sostegno delle transizioni “gemelle” “digitale” ed “ecologica”.

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The GTM Intelligence Era: ZoomInfo 2025 Customer Impact Report

ZoomInfo customers aren’t just selling — they’re winning. Revenue teams using our Go-To-Market Intelligence platform grew pipeline by 32%, increased deal sizes by 40%, and booked 55% more meetings. Download this report to see what 11,000+ customers say about our Go-To-Market Intelligence platform and how it impacts their bottom line. The data speaks for itself!

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Combine Traditional and Modern BI for the Best Results!

Smarten

Give Your Team Traditional and Modern BI in One Solution! Business Intelligence (BI) solutions have been around for some time. The traditional BI tools were designed to be used by the IT team, business analysts and data scientists and utilized sophisticated features which required specialized knowledge and skills possessed only by the technical and analytical community.