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Articles by Ravi
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I have been fine-tuning LLMs for over 2 years now! Here are the top 5 LLM fine-tuning techniques, explained with visuals: First of all, what's so…
I have been fine-tuning LLMs for over 2 years now! Here are the top 5 LLM fine-tuning techniques, explained with visuals: First of all, what's so…
Liked by Ravi Choudhary
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Yesterday, I came across a surprisingly realistic AI-generated PAN card, reportedly created using Google’s NanoBanana. It looked convincing enough to…
Yesterday, I came across a surprisingly realistic AI-generated PAN card, reportedly created using Google’s NanoBanana. It looked convincing enough to…
Liked by Ravi Choudhary
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I just put DeepSeek-OCR and Gemini 3 in an OCR battle! OCR Arena is an open playground to test OCR and VLM models on real documents. Document…
I just put DeepSeek-OCR and Gemini 3 in an OCR battle! OCR Arena is an open playground to test OCR and VLM models on real documents. Document…
Liked by Ravi Choudhary
Experience & Education
Licenses & Certifications
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Microsoft Certified: Azure Data Scientist Associate
Microsoft
Issued ExpiresCredential ID 205F09A5D38CE88F
Courses
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IELTS
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MACHINE LEARNING
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SQL For Data Science With Google Big Query
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Statistics for data Science
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The Ultimate MySQL Bootcamp
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Projects
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Logo Validation/ Image Matching
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Objective: To design and built the automation system which includes logo validation and logo matcher
Methodologies:- For the first part we have use the object detection model I.e Yolov7 , and for the second part we have use image matcher techniques which include structure similarity, feature mapping and texture analysis.
Results: After the implementation we awere able to automate 4 billion data point without human intervention , covering 95% of data. -
Quality Process automation
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Objective-Avoid the manual entry of quality data.
Methodologies- We use the OCR pre trained model , which include the skills of python, Machine learning, data science skills, tesseract , visualisation etc.
Results: Implementation result into 98% accuracy of the OCR model. -
Preventive maintenance
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Objective- To control the sudden breakdown of dependant machines
Methodologies- Use Machine learning model eg Random forest , python libraries, Azure ML studio, Azure data explorer
Results: Implementations result into successfully reduction of machine failures by 60% -
Recommendation Engine
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Content-based recommendation system recommends items to a user by taking similarity of items. This recommender system recommends products or items based on the description or features. It identifies the similarity between the products based on their description. It also considers the user's previous history in order to recommend a similar product.
I have use user similar behaviour to recommended SBI card to metro passengers. -
Attrition Analysis
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See projectThe client is facing an issue of human capital. They decide to check the status of each employee whether they will stay or leave the company. So that they can plan further recruitment accordingly.
The model used- Logical regression, decision tree, and GridSearchCV to predict whether employee will stay or leave. -
Vendor Merger
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See projectI worked on this project to support the management decision on the basis of hypothesis testing and predictive analysis of given data.
I used a decision tree and other model techniques to support the final decision on this deal.
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International census Dashboard
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International census report were used to analyse the various factor of population including crude death rate,crude birth rate,life expectancy,infant mortality and others.Different region were categorized according to country.Various dimension and field were used to designed graphs and charts. All the possible interactive feature were also added in designing dashboard.
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Reduction in Train failure and other related failure in rapid transit system and synchronization the the headway
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The project was launched to reduce the train failure and other factor which caused the failure. All factor were analysed carefully.A model was designed to identify the most prominent factor in different condition using various statistical technique,different regression model were applies to reduce the train failure time by 11%.
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Income Classifier System :For the deliveries of Subsidies
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Simplify the data system by reducing the number of variable to be studied,without sacrificing too much of accuracy.Such a system would help in planing subsidy outlay,monitoring and preventing misuses.
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Predictive Model:Predict The Old Car Price
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Developed an algorithm to predict the cost price and sell price of the used car based on the various attributes.Linear regression and Random forest model were used and checked which is best model fit for this datasets.They were also compare with Mean squared error and residual factor to verify it efficiency.
Languages
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English
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Hindi
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Organizations
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Delhi Metro Rail Corporation
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- PresentWorking as a Sr. Data Scientist. My work is to solve problems with the help of the Data and get valuable insight from the data which is useful for my organization.
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Blackberry
Freelancer
-Official Blackberry 10 Developers.
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BARCO
Intern
My role was to find new ways to make manual assembly lines into automated pipelines.
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Releasing a new "Agentic Reviewer" for research papers. I started coding this as a weekend project, and Yixing J. made it much better. I was…
Releasing a new "Agentic Reviewer" for research papers. I started coding this as a weekend project, and Yixing J. made it much better. I was…
Liked by Ravi Choudhary
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Every organisation strives to innovate with AI, yet only a few manage to turn research into meaningful, real-world impact. Sagar Chakraborty leads…
Every organisation strives to innovate with AI, yet only a few manage to turn research into meaningful, real-world impact. Sagar Chakraborty leads…
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There have been lots of interesting LLM releases last week. My favorite was actually the Olmo 3 release. Olmo models are always a highlight since…
There have been lots of interesting LLM releases last week. My favorite was actually the Olmo 3 release. Olmo models are always a highlight since…
Liked by Ravi Choudhary
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Stanford researchers built a new prompting technique (add ~10 words to a prompt for 1.5x-2x better output) Post-training alignment methods, such as…
Stanford researchers built a new prompting technique (add ~10 words to a prompt for 1.5x-2x better output) Post-training alignment methods, such as…
Liked by Ravi Choudhary
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If you learn LLMs from Sebastian Raschka, PhD… you’ll definitely walk into any MAANG interview with confidence. (Yes, it’s that good.) Most people…
If you learn LLMs from Sebastian Raschka, PhD… you’ll definitely walk into any MAANG interview with confidence. (Yes, it’s that good.) Most people…
Liked by Ravi Choudhary
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My latest project: a RAG system for biomedical research that uses both vector search and knowledge graphs. Turns out, you need both. Vector…
My latest project: a RAG system for biomedical research that uses both vector search and knowledge graphs. Turns out, you need both. Vector…
Liked by Ravi Choudhary
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Yann LeCun, one of the "godfathers of AI", thinks LLMs are dead 💀. And he just announced that he's leaving his Chief Scientist role at Meta to build…
Yann LeCun, one of the "godfathers of AI", thinks LLMs are dead 💀. And he just announced that he's leaving his Chief Scientist role at Meta to build…
Liked by Ravi Choudhary
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We are thrilled to introduce 𝐓𝐫𝐚𝐧𝐬𝐚𝐜𝐭𝐢𝐨𝐧𝐆𝐏𝐓, a foundation model from Visa Research, designed for modeling consumer transaction dynamics…
We are thrilled to introduce 𝐓𝐫𝐚𝐧𝐬𝐚𝐜𝐭𝐢𝐨𝐧𝐆𝐏𝐓, a foundation model from Visa Research, designed for modeling consumer transaction dynamics…
Liked by Ravi Choudhary
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This article by Sebastian Raschka, PhD, is actually the core of all major LLM architectures. Firstly, it disuccess all the major LLM architectures…
This article by Sebastian Raschka, PhD, is actually the core of all major LLM architectures. Firstly, it disuccess all the major LLM architectures…
Liked by Ravi Choudhary
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🚀 Announcing the Indic LLM-Arena 🇮🇳 At AI4Bharat (IIT Madras), our mission has always been clear - build open, inclusive, and world-class AI for…
🚀 Announcing the Indic LLM-Arena 🇮🇳 At AI4Bharat (IIT Madras), our mission has always been clear - build open, inclusive, and world-class AI for…
Liked by Ravi Choudhary
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I’m delighted to share that my Google Scholar citations count has recently surpassed 10,000! It’s incredibly rewarding to see our research work being…
I’m delighted to share that my Google Scholar citations count has recently surpassed 10,000! It’s incredibly rewarding to see our research work being…
Liked by Ravi Choudhary
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