The blog post introduces an innovative concept for a computer vision system that automatically identifies climbing routes from a photo of a climbing wall. It would analyze features such as color-coded routes and different hold types (e.g., jug, crimp, sloper). Additionally, using geometry and physics, the system would create a personalized climbing plan (beta) for the climber, tailored to their skill level and technique. The post explores the potential for smarter climbing experiences through AI and technology.

Climber AI

LoRaWAN

This blog post provides an overview of key concepts in algorithms, starting with Dynamic Programming and Greedy Algorithms, exploring techniques like Divide and Conquer, Fourier Transform, and foundational theory on P and NP, NP-Completeness, and NP-Hard problems. It delves into Linear Programming and Integer Linear Programming, focusing on Approximation Algorithms and their applications, including TSP (Traveling Salesman Problem) approximation schemes. The post also covers advanced topics such as RSA Public Key Cryptography and the Basics of Quantum Computing, along with an introduction to advanced data structures, offering a comprehensive guide to important algorithmic techniques and their real-world applications.

Algorithms & Data Structure

Language modeling in NLP is essential for applications like autocomplete and translation, focusing on text fluency by predicting the next word based on context. It utilizes models such as unigram, bigram, and n-gram, with effective modeling requiring efficient context management through fixed windows. Key challenges include representing history for accurate predictions, while neural language models and techniques like LSTM enhance performance by managing memory and context in sequences.

NLP - Language Modeling

Il documento discute la classificazione nel NLP, affrontando la differenza tra dati strutturati e non strutturati, introducendo il modello Bag of Words per la rappresentazione delle caratteristiche, e descrivendo vari esempi di classificazione. Viene esaminato il processo di etichettatura dei dati, la classificazione bayesiana, la regressione logistica binaria e multinomiale, e l'importanza dell'ingegneria delle caratteristiche e della normalizzazione delle probabilità. La conclusione sottolinea come la regressione logistica apprenda parametri che pesano l'importanza delle caratteristiche.

Addresses the challenges of structured vs. unstructured data, and introduces the Bag of Words model for feature representation. Explain why each document can be represented as a point in a d-dimensional feature space.

NLP - Classification

The document discusses supervised learning in machine learning, where models are trained on labeled datasets to predict outputs. It explains neural networks, their structure, including input, hidden, and output layers, and the process of weight adjustment using gradient descent. Additionally, it covers deep learning as a subset of machine learning that utilizes multi-layer neural networks for complex tasks, with a focus on PyTorch for implementation and includes a code example for a simple neural network model.

Discusses neural networks, their structure, including input, hidden, and output layers, and the process of weight adjustment using gradient descent. Additionally, this post covers deep learning as a subset of machine learning that utilizes multi-layer neural networks for complex tasks, with a focus on PyTorch for implementation and includes a code example for a simple neural network model.

NLP - Neural Networks

Explores the Bayes' theorem, which calculates the posterior probability of a hypothesis given evidence. Discusses how the generalized Bayesian model simplifies calculations under the Naive Bayes assumption of independent effects.