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100 days of data

Sven Sommerfeld

23 episodes

1 day ago

In Episode 23 of '100 Days of Data,' Jonas and Amy explore the fundamentals of machine learning—how machines learn patterns from data without being explicitly programmed. They break down key components including algorithms, patterns, and models, using real-world analogies and business examples to demystify complex concepts. From manufacturing defect detection to retail recommendation systems, the hosts illustrate how machine learning moves beyond traditional programming by leveraging vast amo...

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In Episode 23 of '100 Days of Data,' Jonas and Amy explore the fundamentals of machine learning—how machines learn patterns from data without being explicitly programmed. They break down key components including algorithms, patterns, and models, using real-world analogies and business examples to demystify complex concepts. From manufacturing defect detection to retail recommendation systems, the hosts illustrate how machine learning moves beyond traditional programming by leveraging vast amo...

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Episodes (20/23)

100 days of data

Episode 23 - Machine Learning Basics

In Episode 23 of '100 Days of Data,' Jonas and Amy explore the fundamentals of machine learning—how machines learn patterns from data without being explicitly programmed. They break down key components including algorithms, patterns, and models, using real-world analogies and business examples to demystify complex concepts. From manufacturing defect detection to retail recommendation systems, the hosts illustrate how machine learning moves beyond traditional programming by leveraging vast amo...

1 day ago

7 minutes

100 days of data

Episode 22 - The History of AI

In Episode 22 of '100 Days of Data,' Jonas and Amy trace the rich history of artificial intelligence—from Alan Turing's foundational question to today’s powerful transformers. They explore key eras including the rise and fall of symbolic AI, the breakthrough of neural networks, and the emergence of deep learning fueled by big data and GPU computing. Major milestones like IBM’s Deep Blue and Watson are discussed, showing how AI evolved from logical rules to language-based insights. The episode...

2 days ago

7 minutes

100 days of data

Episode 21 - What is AI?

In Episode 21 of '100 Days of Data,' Jonas and Amy demystify the world of Artificial Intelligence by breaking down what AI really is—and what it’s not. From its roots in rule-based logic to today’s data-driven machine learning systems, the hosts explore how AI operates, how businesses use it, and why it’s often misunderstood. They clarify common myths, distinguish between Narrow and General AI, and emphasize the importance of data quality, transparency, and ethical considerations. Through rea...

3 days ago

8 minutes

100 days of data

Episode 20 - Cloud & Data Platforms

In Episode 20 of '100 Days of Data,' Jonas and Amy explore how cloud data platforms like AWS, Azure, and GCP have made scalable analytics accessible to organizations of all sizes. They discuss how cloud infrastructure replaces costly on-premise systems, allowing businesses to store, process, and analyze massive datasets with ease. Through real-world examples—from retail dashboards to fraud detection in banking—they highlight the benefits of elasticity, integration, and cost efficiency. The ep...

6 days ago

8 minutes

100 days of data

Episode 19 - Big Data

In Episode 19 of '100 Days of Data,' Jonas and Amy explore the foundational concept of Big Data through the lens of the 5 V’s: volume, velocity, variety, veracity, and value. They discuss how these five elements revolutionized data analytics and AI across industries, illustrating each with practical, real-world examples from healthcare, retail, logistics, and finance. The hosts emphasize that more data alone isn't enough—organizations must focus on data quality, relevance, and strategic value...

1 week ago

9 minutes

100 days of data

Episode 18 - Data Mining

In Episode 18 of '100 Days of Data,' Jonas and Amy uncover the fundamentals of data mining, exploring how organizations turn vast amounts of information into valuable insights. From uncovering popular product pairings with association rules to detecting fraud through anomaly detection, this episode breaks down key data mining techniques in an engaging and practical way. The duo explains how clustering reveals hidden customer segments, and why asking the right business questions is crucial bef...

1 week ago

7 minutes

100 days of data

Episode 17 - Statistics for Data Analysis

In Episode 17 of '100 Days of Data,' Jonas and Amy dive into the essential statistical concepts that underpin effective data analysis. They explain key terms like distributions, averages, and variance in clear, relatable language, illustrating how these tools help businesses uncover trends, measure risk, and make informed decisions. From understanding customer behavior to improving manufacturing consistency and forecasting sales more accurately, the hosts show how statistical literacy is vita...

1 week ago

8 minutes

100 days of data

Episode 16 - Data Visualization

In Episode 16 of '100 Days of Data,' Jonas and Amy explore the transformative power of data visualization in analytics. From charts and dashboards to storytelling and interactive tools, they examine how visuals turn raw data into actionable insights. The duo discusses visual cognition, design best practices, and common chart types—breaking down when and why to use them. Real-world examples illustrate how effective visualizations enable faster decisions, reveal hidden patterns, and increase tr...

1 week ago

7 minutes

100 days of data

Episode 15 - Exploratory Data Analysis

In Episode 15 of '100 Days of Data,' Jonas and Amy dive into the world of Exploratory Data Analysis (EDA), the essential first step in any data project. With a mix of real-world examples and practical tools, they explore how EDA helps uncover hidden patterns, anomalies, and trends in messy datasets. From visualizing engine failure spikes in the automotive industry to identifying unusual spending patterns in finance, the hosts demonstrate the power of combining statistics with storytelling. Th...

1 week ago

8 minutes

100 days of data

Episode 14 - Prescriptive Analytics

In Episode 14 of '100 Days of Data,' Jonas and Amy dive into the world of prescriptive analytics—the analytical approach that goes beyond prediction to recommend specific actions. They explore how optimization, simulation, and decision-making frameworks work together to guide complex business decisions across industries like healthcare, retail, automotive, and finance. From designing smarter supply chains to crafting personalized marketing plans, prescriptive analytics uses AI-powered recomme...

2 weeks ago

8 minutes

100 days of data

Episode 13 - Predictive Analytics

In Episode 13 of '100 Days of Data,' Jonas and Amy explore predictive analytics—the art and science of using data to forecast what might happen next. From sales projections to patient readmission risks, they walk through real-world examples of how forecasting, regression, and other prediction models help businesses make smarter decisions. They break down essential concepts, discuss limitations like uncertainty and model assumptions, and highlight how industries like finance, healthcare, and m...

2 weeks ago

7 minutes

100 days of data

Episode 12 - Diagnostic Analytics

In Episode 12 of '100 Days of Data,' Jonas and Amy dive into the world of diagnostic analytics — the step beyond simply knowing what happened to understanding why it happened. They explore how businesses use tools like root cause analysis, variance analysis, and data mining to uncover underlying drivers behind data shifts. Through real-world examples in finance, healthcare, manufacturing, and retail, the hosts explain how diagnostic analytics helps identify problems at their source, rather th...

2 weeks ago

8 minutes

100 days of data

Episode 11 - Descriptive Analytics

In Episode 11 of '100 Days of Data,' Jonas and Amy explore descriptive analytics — the vital first step in understanding data. They walk through how summarizing past performance via dashboards, KPIs, and descriptive statistics provides clarity that empowers better business decisions. Through real-world stories in retail, healthcare, and finance, they illustrate how good data and well-designed visuals can turn confusion into insight. This episode also outlines the importance of clean, timely, ...

2 weeks ago

8 minutes

100 days of data

Episode 10 - The Value of Data

In Episode 10 of '100 Days of Data,' Jonas and Amy explore how raw data transforms into actionable insights that drive business value. They unpack the concept of the data value chain—from collection and processing to analysis and insight extraction—and discuss the various forms of data monetization, including direct sales, operational optimization, and creating competitive assets. Real-world examples from retail, healthcare, and manufacturing illustrate how companies can leverage data to impr...

2 weeks ago

7 minutes

100 days of data

Episode 9 - Metadata

In Episode 9 of '100 Days of Data,' hosts Jonas and Amy explore the transformative power of metadata—data about data—and why it’s essential for making information searchable, trustworthy, and actionable. Using practical analogies and real-world business examples, they explain how metadata provides context, governs access, enhances searchability, and supports collaboration across teams. From digital catalogs to schema design and data lineage, the episode dives into how metadata underpins syste...

3 weeks ago

7 minutes

100 days of data

Episode 7 - Data Storage

In Episode 7 of '100 Days of Data,' Jonas and Amy explore the evolution of data storage — from floppy disks to modern data lakes — and how different storage methods shape AI capabilities. They explain foundational concepts like files, relational databases, data warehouses, and data lakes, using real-world examples from industries like healthcare and automotive. The episode also highlights the critical role of cloud storage and integrated platforms in making data more accessible, scalable, and...

3 weeks ago

8 minutes

100 days of data

Episode 6 - Data Collection Methods

In Episode 6 of '100 Days of Data,' Jonas and Amy delve into the essential process of data collection—the starting point of any AI journey. They explore four major methods: surveys for gathering subjective insights; logs that capture automated digital interactions; sensors that provide real-time physical measurements; and web scraping, a technical way to extract online information. Through real-world examples and practical advice, the hosts highlight how different methods suit different goals...

3 weeks ago

4 minutes

100 days of data

Episode 8 - Data Formats

In Episode 8 of '100 Days of Data,' Jonas and Amy dive into the world of data formats—those essential structures like TXT, CSV, XML, and JSON that shape how information is stored, shared, and understood in AI systems. They break down the strengths and tradeoffs of each format, from the simplicity of plain text to the hierarchical power of XML and the lightweight flexibility of JSON. The conversation also explores how binary formats like JPEG, MP4, and others serve non-textual data like images...

3 weeks ago

8 minutes

100 days of data

Episode 5 - Data Quality

In Episode 5 of '100 Days of Data,' Jonas and Amy delve into why data quality is essential to any successful AI initiative. They explore the three foundational pillars of data quality — accuracy, completeness, and consistency — through relatable stories ranging from retail and healthcare to manufacturing and finance. The hosts illustrate how flaws in data can lead to costly mistakes, missed opportunities, or outright failures in AI systems. They also discuss how human oversight, outdated syst...

3 weeks ago

9 minutes

100 days of data

Episode 4 - The History of Data

In Episode 4 of '100 Days of Data,' Jonas and Amy trace the remarkable evolution of data storage—from ancient clay tablets to modern cloud infrastructure. They explore how civilizations captured and shared information, the origins of formal data systems like relational databases, and the rise of big data and cloud computing. Along the way, they connect historical milestones with today’s business challenges, such as data accessibility, security, and governance. The episode emphasizes that unde...

4 weeks ago

8 minutes