Large language model
InsActor, a novel framework developed by researchers, revolutionizes physics-based character animation by bridging the gap between high-level human instructions and realistic character motions. It employs a unique two-tier approach utilizing diffusion-based human motion models, demonstrating superior performance in generating lifelike animations. InsActor’s innovative method sets a new standard in digital animation.
The rapid growth of AI technology has led to a significant demand for natural resources in running data centers, raising concerns about its contribution to carbon emissions. Although AI training and inference processes strain resources, it is seen as a vital tool for promoting sustainability. Research indicates that AI may have lower carbon emissions than…
Compact NGP, a machine-learning framework proposed by NVIDIA and the University of Toronto, merges speed from hash tables with index learning efficiency to achieve optimal collision detection. Tailored for content distribution, it balances compression overhead while ensuring low-cost decoding and versatile compression rates. Its evaluation demonstrates superior performance in real-world scenes compared to contemporary techniques.
Mach is a new system by researchers from the Institute for Intelligent Computing and Alibaba Group, simplifying 3D avatar creation using advanced language and vision models. It transforms text descriptions into detailed avatars, while Triplane enhances geometry generation and diffusion texture extraction. The study showcases expressive avatars achieved through stable diffusion models and dense facial…
Artificial intelligence is widely used in finance for managing risks associated with derivative contracts. A recent study explored the application of reinforcement learning (RL) agents in hedging derivative contracts, addressing challenges with data scarcity and model selection. The study demonstrates the model’s outperformance in terms of efficiency, adaptability, and accuracy, aligning with real-world investment firms’…
Large Language Models (LLMs), using deep learning techniques, perform various NLP and NLG tasks. Recent research by Microsoft and Columbia University focuses on detecting hallucination in language models, introducing probes and a dataset for efficient detection, while exploring factors affecting probe accuracy. The study contributes three probe architectures and a dataset of tagged utterances.
The text outlines a method for evaluating the reliability of AI-generated text, particularly chatbot responses, to detect potential inaccuracies or fabrications. By comparing the consistency of multiple responses generated by a language model and evaluating their similarity using various methods like cosine similarity, BERTScore, and natural language inference, the goal is to reduce the likelihood…
The YAYI2-30B model is a pioneering solution tailored for Chinese applications, aiming to overcome limitations in existing large language models like MPT-30B, Falcon-40B, and LLaMA 2-34B. It adopts a unique decoder-only design with FlashAttention 2 and MQA, showcasing increased efficiency and performance in knowledge understanding, mathematical reasoning, and programming tasks. The research team’s efforts have…
Text-to-image generation has advanced at the intersection of AI and creativity. A primary challenge has been generating diverse, high-quality images from user prompts. “Prompt Expansion,” an innovative approach by Google Research, University of Oxford, and Princeton University, enriches user prompts to produce a more varied set of visually compelling images with minimal effort. This breakthrough…
Microsoft Fabric is a comprehensive data and analytics platform introduced by Microsoft, aiming to cover the entire data lifecycle from collection to analytics. It integrates various existing services like Azure Synapse Analytics, Azure Data Factory, Azure Data Lake Gen 2, Microsoft Purview, and Power BI. The platform emphasizes governance, openness, user empowerment, and AI integration.…
The text discusses potential bias in decision trees and random forests due to the assumption of continuous features, which can affect the modeling process. The authors demonstrate this bias through experimentation and propose a mitigation strategy by integrating out the dependency on the conditioning operator. They show that by averaging predictions using both operators, the…
The mlscorecheck package provides numerical techniques for testing if a set of reported machine learning performance scores could have resulted from an assumed experimental setup. It enables users to check the consistency of reported scores with the actual experimental setup, helping to address the reproducibility crisis in machine learning and artificial intelligence. Through various use…
The author discusses their coding journey, sharing their learning approaches and strategies for troubleshooting bugs. They recognize the evolving methods of learning to code, including the use of AI like ChatGPT as a study aid. They then present a scenario illustrating how ChatGPT can assist in debugging a Python script and offer recommendations for balancing…
Alibaba’s researchers introduce RichDreamer, a Normal-Depth diffusion model addressing challenges in text-to-3D. It aims to provide a robust geometric foundation and improves geometry and appearance modeling. The model demonstrates remarkable generalization abilities, materially disentangles reflectance and illumination, and enhances geometric reconstructions. It sets a new standard in 3D generation, with future directions in text-to-scene modeling…
Understanding map projections is essential due to the need to represent the Earth’s spherical surface on 2-dimensional maps. The process entails projecting the surface to a 2D image, resulting in distortions. Various map projections exist, each minimizing distortions in different aspects. Different popular projections such as Orthographic, Mercator, Transverse Mercator, Universal Transverse Mercator, Lambert Conformal…
The article explains the Sobel operator, a kernel used in image processing for edge detection in Convolutional Neural Networks. The operator consists of two kernels for calculating the gradient in the horizontal and vertical directions. It is useful for detecting edges in grayscale images by approximating the gradient of image intensity at each pixel.
BigQuery Studio combines DB, BI, ML, and GenAI features in a unified Google service. Additional enhancements like DuetAI and AI Functions along with BQ DataFrames are transforming the BigQuery ecosystem, bringing new analytical capabilities and collaboration opportunities. The article depicts how these features align with the analytical workflow, enabling end-to-end tasks within a single workspace.
“Federated learning offers privacy-preserving solutions for developing AI models. However, it also poses significant security risks due to its decentralized nature. Researchers have identified potential vulnerabilities and proposed an AI-driven attack plan targeting social recommendation systems with privacy safeguards. Their approach demonstrates high efficacy, highlighting the need for robust defensive strategies in federated learning.”
The text discusses the complexity of diagnosing and treating chronic painful Temporomandibular Disorders (TMD), highlighting the role of neuroimaging and artificial intelligence (AI) in advancing understanding and management. AI integration with neuroimaging has shown promising results, enhancing diagnosis accuracy and offering potential for more personalized treatment strategies in chronic pain management. [49 words]
Microsoft’s Copilot, an AI chatbot, has launched on Android and iOS, powered by OpenAI’s GPT-4 and integrating DALL-E 3 for iOS. It competes with ChatGPT, offering features like text-to-image conversion and music composition. Additionally, Microsoft has integrated Suno, a text-to-audio AI platform, into Copilot, expanding its capabilities from text to images and audio.