Tech Skills
Data Analytics & Business Intelligence
Excel, SQL, Power BI, Tableau — turn raw data into business decisions
Skills in this topic
7 skills — Sign in to track your progress
Data Literacy
beginner
Write SELECT queries with JOIN and GROUP BY
Excel & Spreadsheets
beginner
Build a dynamic dashboard with pivot tables and slicers
SQL Analytics
intermediate
Write window functions (ROW_NUMBER, LAG, LEAD)
BI Tools
intermediate
Build an interactive dashboard from a SQL source
Python for Data
intermediate
Clean and transform a messy dataset with pandas
Data Storytelling
intermediate
Build a stakeholder dashboard with a narrative structure
ML for Analytics
advanced
Build a churn prediction model
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1d ago
MEMONDEMAND: A Memory Management System for Large-Scale Enterprise Data
arXiv:2608.22141v1 Announce Type: new Abstract: Enterprise repositories are large, heteroge- neous, and continuously updated, making re- trieval difficult when

MIT Technology Review
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
5d ago
Unlocking hidden revenue streams with market models
Each day, an airline transports tens of thousands of passengers on hundreds of flights. Often these are not straightforward point-to-point routes, with passenge

MIT Technology Review
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1w ago
This scientist is helping build a missing map of childhood
In 2017, Deanne Taylor attended a presentation at the University of Pennsylvania, just a short walk from her office. A researcher was there to unveil the Human
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2w ago
FI-TW: An Open Train-Weather Dataset for Railway Delay Analysis in Finland
arXiv:2601.16592v2 Announce Type: replace-cross Abstract: Train delays result from complex interactions between operational, technical, and environmental factor
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2w ago
Review Text as a Leading Indicator of Displayed Reputation in Platform Rating Systems: Evidence from 34 U.S. Short-Term Rental Markets
arXiv:2504.14053v2 Announce Type: replace-cross Abstract: Rating systems on accommodation platforms suffer from a familiar problem: nearly every listing display
MarkTechPost
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
3w ago
Reflex Open Sources XY: A Rust-Backed Super-Fast Python Charting Library That Keeps 100 Million Point Charts Interactive
Reflex has released XY, an Apache-2.0 Python charting library that moves rendering work into a native Rust core and a WebGL2 client. It holds roughly 0.08 secon
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3w ago
Fast Discovery of Inclusion Dependencies with Desbordante
arXiv:2608.02213v1 Announce Type: cross Abstract: Inclusion dependency is a relation between attributes of tables that indicates possible Primary Key-Foreign Ke
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
4w ago
Data Quality Profiling at Scale with Progressive Sampling: A Benchmark for Data-Centric AI Pipelines
arXiv:2607.25356v1 Announce Type: cross Abstract: Data quality profiling -- computing missing-value rates, duplicate fractions, outlier densities, and functiona

MarkTechPost
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1mo ago
Datalab Marker v2 vs MinerU, Docling, and Liteparse: Benchmark Breakdown
Datalab rewrote Marker as a three-mode pipeline. Version 2 hits 76.0 on olmOCR-bench and sustains 2.9 pages per second on one B200 — over 5× MinerU's pipeline b
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
LakeQuest: A Three-Domain Benchmark for Grounded Question Answering across Data Lakes
arXiv:2607.12310v2 Announce Type: replace-cross Abstract: While modern question answering (QA) systems excel on clean, schema-aligned corpora, real-world knowle
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
Lightning Fast Matching Dependency Discovery with Desbordante
arXiv:2607.10771v1 Announce Type: cross Abstract: Matching dependency is a generalization of the functional dependency concept, which allows users to apply cust
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
DaDaDa: A Dataset for Data Pricing in Data Marketplaces
arXiv:2607.08785v1 Announce Type: cross Abstract: High-quality data drives machine learning advances across industries. Recognizing the value of data, data tran
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
Nigeria Machinery: A Low-Resource Industrial Dataset with a Domain-Grounded Reasoning Layer
arXiv:2607.07883v1 Announce Type: new Abstract: There is relatively little, public, and model-ready data on industrial machinery for African economies. This mak
MarkTechPost
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1mo ago
Datalab Lift vs the Field: How a 9B Schema-First Extractor Compares with NuExtract3, LlamaExtract, Marker, and Docling
Datalab’s Lift is a focused document extraction tool with a specific promise: give it a PDF or image plus a JSON Schema, and it returns schema-shaped JSON direc
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
Plainbook: Data Science, in Plain Language
arXiv:2607.05717v1 Announce Type: cross Abstract: Jupyter Notebooks have become widely adopted in data science, as they allow the sharing of reproducible comput
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
From Mobile Data to Business Insights: An End-to-End Analytics Framework for Large-Scale Urban Mobility Analysis and Decision Support
arXiv:2607.03394v1 Announce Type: new Abstract: Real time location data derived from mobile applications is a powerful tool for addressing various urban challen
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
Towards Inclusive Mobility Modeling: Characterizing and Evaluating Elderly Trajectory Patterns in Urban Systems
arXiv:2606.31207v1 Announce Type: new Abstract: The rapid advance of smart cities increasingly depends on trajectory data mining, yet underrepresented demograph

MIT Technology Review
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1mo ago
The Download: metric weaknesses and AI elephant warnings
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. The inevitable weaknes
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
1mo ago
The Remittance Blueprint: Data-driven Intelligence for Sri Lanka
arXiv:2606.28190v1 Announce Type: cross Abstract: This study analyzes Sri Lankan migration and remittances over 32 years (1994-2025). Using a 384-month harmoniz
Reddit r/MachineLearning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1mo ago
Double-Blind submission in single-blind tracks [D]
Hi everyone. First-time reviewer for data mining venues here. For the applied tracks in ICDM and KDD, the CFP states submissions should be single-blind, showing
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
Computational Analysis of Heart Rate Variability in Healthy Adults
arXiv:2606.26816v1 Announce Type: new Abstract: Heart Rate Variability (HRV) analysis is a key indicator of cardiac physiological state and aids in disease diag
MIT Technology Review
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
The Download: Europe’s heat wave hits the grid, and IBM’s chip targets Moore’s Law
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Europe’s extreme heat
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
Entity Resolution via Batched Oracle Queries
arXiv:2606.24407v1 Announce Type: cross Abstract: We consider an oracle that processes a limited batch of records at a time and clusters those that refer to the
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
Visualizing "We the People": Bridging the Perception Gap through Pluralistic Data Storytelling
arXiv:2606.24635v1 Announce Type: cross Abstract: Traditional visual data storytelling relies on binary graphics that depict two simplified groups in conflict.
Reddit r/MachineLearning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
TSAuditor: A time-series auditing framework [P]
This happened a few months ago when I was working on an analysis project that dealt with time-series data. The dataset was large (10 years of data). I was using

MIT Technology Review
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
The inevitable weakness of metrics
There are plenty of useful things a metric can reveal. There are even more it can obscure or corrupt. It took me well over a decade of tracking my own life in e
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
DataMagic: Transforming Tabular Data into Data Insight Video
arXiv:2606.20388v1 Announce Type: cross Abstract: Data videos integrate dynamic charts, voice narration, and synchronized animations to communicate data insight
MarkTechPost
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
A Coding Hands-On on FineWeb for Streaming, Filtering, Deduplication, Tokenization, and Large-Scale Web Corpus Analytics
In this tutorial, we explore the FineWeb dataset through an advanced hands-on workflow. We stream a manageable sample of the dataset without downloading the ful
MIT Technology Review
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
Inside soccer’s data renaissance
Imagine tuning in to the opening kickoff of a World Cup match and seeing a player intentionally send the ball all the way down the pitch and right out of bounds
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
A Survey on Semantic Modeling for Building Energy Management
arXiv:2404.11716v2 Announce Type: replace Abstract: Building Energy Management (BEM) is central to reducing energy use and CO2 emissions in the building sector.
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
Can Data Work be Reparative?
arXiv:2606.09408v1 Announce Type: cross Abstract: We present an ethnographic study of an alternative approach to data work, developed by a civic-tech initiative
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
ArtiFact: A Large-Scale Multi-Modal Cultural Heritage Dataset
arXiv:2606.09648v1 Announce Type: cross Abstract: Multi-modal data management has emerged as a central research topic in the database community, spanning data i
Reddit r/MachineLearning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
Using FC26 to simulate the world cup ? [D]
maybe this should be asked in the Fc26 game subreddit but not sure. Anyway I just saw a video of someone predicting the winner of the world cup using the simula
MIT Technology Review
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
How virtual power plants could provide energy for data centers
Would you take a payment to ramp down your electricity use? Would it change anything if you were doing so to help power a local data center? Google just signed
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
Tracking Urban Atmospheric Pollutants using Sentinel-5P Satellite Data
arXiv:2606.02592v1 Announce Type: cross Abstract: Urban nitrogen dioxide ($NO_2$) is a key indicator of combustion-related air pollution and exhibits strong spa
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
Improving Hospital Process Management through Process Mining: A Case Study on COVID-19 Clinical Pathways
arXiv:2606.00041v1 Announce Type: cross Abstract: This study analyzes COVID-19 care pathways using the COVID Data for Shared Learning dataset. We build a transp
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
When Jokes Cross the Line: Analyzing Regular Humor and Dark Humor in YouTube Shorts
arXiv:2606.00046v1 Announce Type: cross Abstract: Video platforms such as YouTube have reshaped how users engage with entertainment and information, emphasizing
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
2mo ago
Beyond String Matching: Semantic Evaluation of PDF Table Extraction
arXiv:2603.18652v2 Announce Type: replace-cross Abstract: Reliably extracting tables from PDFs is essential for large-scale scientific data mining and knowledge
Reddit r/MachineLearning
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
2mo ago
Have you ever been pressured to "torture the data" to eke out a positive result, in industry? [D]
Without revealing too much information, what were the circumstances? submitted by /u/XTXinverseXTY [link] [comme
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
SmartIterator: Visual Analytics Workflows for Supervising Unsupervised Data Grouping
arXiv:2605.28219v1 Announce Type: cross Abstract: Unsupervised learning methods -- topic modeling, partition-based and density-based clustering -- produce data
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
LiDDA: Data Driven Attribution at LinkedIn
arXiv:2505.09861v3 Announce Type: replace-cross Abstract: Data Driven Attribution, which assigns conversion credits to marketing interactions based on causal pa
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
Implementation of Big Data Analytics for Diabetes Management: Needs Assessment in the Rwanda Healthcare System
arXiv:2605.26786v1 Announce Type: cross Abstract: Diabetes is a chronic metabolic disease that can lead to serious health problems if not diagnosed and managed
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
Beyond the Data Mesh Illusion: Designing Modern AI-augmented Lakehouses to Bridge the Gap Between Theory and Practice
arXiv:2605.27131v1 Announce Type: cross Abstract: Enterprise data platforms face an enduring tension between domain self-service and holistic governance. The da
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
ATWL: A Formal Language for Representing, Comparing, and Reusing Visual Analytics Workflows
arXiv:2605.25489v1 Announce Type: new Abstract: Visual analytics (VA) workflows are inherently complex, involving data transformation, feature engineering, visu
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
From Accounting to Coordination: A Virtual Water-Aware Electricity-Computation-Water Nexus Framework for Data Center Dispatch
arXiv:2605.25854v1 Announce Type: new Abstract: The expansion of data centers (DCs) drives a sustained increase in electricity demand and associated water withd
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
MUSEKG: A Knowledge Graph Over Museum Collections
arXiv:2511.16014v2 Announce Type: replace Abstract: Digitisation in the cultural heritage sector has produced large but fragmented repositories of museum collec
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
Evaluation of Pipelines for Data Integration into Knowledge Graphs
arXiv:2605.22304v1 Announce Type: new Abstract: Integrating new data into knowledge graphs (KG) typically involves different tasks that are executed within work
ArXiv cs.AI
📊 Data Analytics & Business Intelligence
📄 Paper
⚡ AI Lesson
3mo ago
Automated Big Data Quality Assessment using Knowledge Graph Embeddings
arXiv:2605.18833v1 Announce Type: cross Abstract: Automated data quality assessment is crucial for managing big data, but existing solutions face challenges in
DeepCamp AI