AI Technology & Industry Review
A recent tech demo called “Living Chang’an City” has been garnering attention. In this video, AI-powered NPCs can be seen roaming the streets of Chang’an City, each possessing unique identities and short-term and long-term goals. They engage in various life-like interactions, such as chatting, shopping and even falling in love.
Colossal-AI open sources a complete RLHF pipeline that includes supervised data collection, supervised fine-tuning, reward model training, and reinforcement learning fine-tuning, based on the LLaMA pre-trained model, and shares ColossalChat, the most practical open-source project that closely resembles the original ChatGPT technical solution!
A Google Research team addresses transformers’ input sequence limitations in the new paper CoLT5: Faster Long-Range Transformers with Conditional Computation, proposing CoLT5 (Conditional LongT5), a family of models that applies a novel conditional computation approach for higher quality and faster long-input processing of up to 64,000 tokens.
In the new paper Sparks of Artificial General Intelligence: Early Experiments with GPT-4, a Microsoft Research team investigates GPT-4, demonstrating its ability to achieve human-level performance on novel and difficult tasks in domains ranging from mathematics and coding to vision, medicine, law and psychology; and proposing it as an early version of an AGI system.
In the new paper GPTs are GPTs: An Early Look at the Labor Market Impact Potential of Large Language Models, a research team from OpenAI, OpenResearch, and the University of Pennsylvania investigates the potential impact of LLMs like GPT on the US labour market, shedding light on the economic, social, and policy implications.
In the new paper UPRISE: Universal Prompt Retrieval for Improving Zero-Shot Evaluation, a Microsoft research team introduces a novel approach that tunes a lightweight and versatile retriever to retrieve prompts for any given task input to improve the zero-shot performance of LLMs.
In the new paper X-Avatar: Expressive Human Avatars, a research team from ETH Zurich and Microsoft presents X-Avatar, an expressive implicit human avatar model designed to capture high fidelity human body and hand poses, facial expressions and other appearance characteristics in a holistic fashion.
In the new paper ViperGPT: Visual Inference via Python Execution for Reasoning, a Columbia University research team presents ViperGPT, a framework for solving complex visual queries by integrating code-generation models into vision via a Python interpreter. The proposed approach requires no further training and achieves state-of-the-art results.
In the new paper MathPrompter: Mathematical Reasoning Using Large Language Models, a Microsoft Research team presents MathPrompter, a novel approach that leverages chain-of-thought (CoT) prompting techniques to improve LLM performance on mathematical reasoning problems and increase confidence in their predictions.
In the new paper Exphormer: Sparse Transformers for Graphs, a team from the University of British Columbia, Google Research and the Alberta Machine Intelligence Institute proposes Exphormer, a class of graph transformers with improved scalability and reduced computational complexity that achieves state-of-the-art performance on graph benchmarks.
In the new paper Visual ChatGPT: Talking, Drawing and Editing with Visual Foundation Models, a Microsoft Research Asia team presents Visual ChatGPT, a system that incorporates various visual foundation models to enable ChatGPT to understand, generate and edit visual information.
In the new paper Speak Foreign Languages with Your Own Voice: Cross-Lingual Neural Codec Language Modeling, a Microsoft research team presents VALL-E X, a simple yet effective cross-lingual neural codec language model that inherits strong in-context learning capabilities from VALL-E and demonstrates high-quality zero-shot cross-lingual speech synthesis performance.
In the new paper Google USM: Scaling Automatic Speech Recognition Beyond 100 Languages, Google introduces the Universal Speech Model (USM), a scalable self-supervised training framework that extends automatic speech recognition to more than 100 languages.
Diffusion-based AI models continue to wow the world with remarkable image, audio, and video generation capabilities. This performance however comesContinue Reading
In the new paper Language Is Not All You Need: Aligning Perception with Language Models, a Microsoft research team presents KOSMOS-1, a multimodal large language model (MLLM) that can perceive general modalities, learn in context, and follow instructions.
In the new paper SpikeGPT: Generative Pre-trained Language Model with Spiking Neural Networks, a research team from the University of California and Kuaishou Technology presents SpikeGPT, the first generative spiking neural network language model. The team’s largest, 260M parameter version achieves DNN-level performance while maintaining the energy efficiency of spike-based computations.
In the new paper Check Your Facts and Try Again: Improving Large Language Models with External Knowledge and Automated Feedback, a Microsoft Research and Columbia University team presents LLM-Augmenter, a system that augments black-box large language models with a set of plug-and-play modules to significantly improve the factuality of their responses.
In a new paper Scaling Robot Learning with Semantically Imagined Experience, a team from Robotics at Google and Google Research Robot proposes Learning with Semantically Imagined Experience (ROSIE), a general and semantically-aware data augmentation strategy that leverages text-to-image models to obtain data for robot learning.
In the new paper DocPrompting: Generating Code by Retrieving the Docs, a research team from Carnegie Mellon University and Inspired Cognition presents DocPrompting, a natural-language-to-code generation approach. Tasked with generating code to unseen functions or libraries from a natural language intent, DocPrompting retrieves corresponding code documentation to enable the model to learn to perform the task.
Meta AI reveals the technical details of their LLaMA collection of foundation language models in the new paper LLaMA: Open and Efficient Foundation Language Models. The LLaMA models were trained on trillions of tokens and achieve performance competitive with state-of-the-art models such as GPT-3 and PaLM while being much smaller and using only publicly available training data.
In the new paper RealFusion: 360° Reconstruction of Any Object from a Single Image, an Oxford University research team leverages a diffusion model to generate 360° reconstructions of objects from a single image. Their RealFusion approach achieves state-of-the-art performance on monocular 3D reconstruction benchmarks.
Colossal-AI, as one of the hottest open-source solutions for large AI models, presents an open-source complete PyTorch-based ChatGPT equivalent implementation process that achieves 7.73 times faster compared to the original PyTorch approach with only 1.6GB GPU memory.
In the new paper Symbolic Discovery of Optimization Algorithms, a research team from Google and UCLA presents a method for formulating algorithm discovery as program search and applies it to find EvoLved Sign Momentum (Lion), a simple and effective optimization algorithm that surpasses state-of-the-art methods while reducing computation costs.
In the new paper ResMem: Learn What You Can and Memorize the Rest, a Stanford University research team proposes the residual-memorization (ResMem) algorithm, a novel approach to improving the generalization ability of neural network models by performing explicit memorization via a separate k-nearest neighbour component.
In the new paper Toolformer: Language Models Can Teach Themselves to Use Tools, a team from Meta AI Research and the Universitat Pompeu Fabra proposes Toolformer, a model that self-learns how to choose and use external tools such as search engines, calculators, and translation systems to boost performance on downstream tasks.
In the new paper Zero-Shot Image-to-Image Translation, a team from Carnegie Mellon University and Adobe Research introduces pix2pix-zero, a diffusion-based image-to-image translation method that performs structure-preserving image editing without requiring manual prompting or additional training.
A Hugging Face team collaborates with researcher Simo Ryu to provide a general approach that enables users to implement Low-Rank Adaptation (LoRA) in diffusers via both Dreambooth and full fine-tuning methods.
In the new paper Accelerating Large Language Model Decoding with Speculative Sampling, a DeepMind research team presents SpS (Speculative Sampling), an algorithm that achieves 2–2.5x decoding speedups on a 70 billion parameter Chinchilla language model. The novel approach maintains sample quality and does not require any modifications to model parameters or architecture.
In the new paper PyGlove: Efficiently Exchanging ML Ideas as Code, a Google Brain research team extends their PyGlove Python Library to leverage symbolic rule-based patches and simplify the scalable exchange of ML ideas as code.
In the new paper Dreamix: Video Diffusion Models Are General Video Editors, a team from Google Research and the Hebrew University of Jerusalem presents Dreamix, a novel approach that leverages a video diffusion model (VDM) to enable text-based motion and appearance video editing.
In the new paper Mnemosyne: Learning to Train Transformers with Transformers, a research team from Google and Columbia University presents Mnemosyne Optimizer, a learning-to-learn system for training entire neural network architectures without any task-specific optimizer tuning.
In the new paper Mathematical Capabilities of ChatGPT, an international research team tests ChatGPT’s mathematical capabilities and evaluates its suitability as an assistant to professional mathematicians. The team concludes that despite the glowing reviews in mainstream media, ChatGPT’s mathematical abilities “are significantly below those of an average mathematics graduate student.”
In the new paper DetectGPT: Zero-Shot Machine-Generated Text Detection Using Probability Curvature, a Stanford University research team presents DetectGPT, a zero-shot machine-generated text detection algorithm that uses probability curvature to predict whether a candidate passage was generated by a large language model.
In the new paper MusicLM: Generating Music From Text, a Google Research and Sorbonne University team presents MusicLM, a model for generating high-fidelity music that can be conditioned on both text and melody. MusicLM surpasses baselines in both its audio quality and adherence to the text descriptions.
In the new paper ClimaX: A Foundation Model for Weather and Climate, a team from Microsoft Autonomous Systems and Robotics Research, Microsoft Research AI4Science and the University of California at Los Angeles presents ClimaX, a foundation model for weather and climate that can be efficiently adapted for general-purpose tasks related to the Earth’s atmosphere.
A Stanford University research team presents a brain-computer interface for translating speech-related neural activity into text (speech BCI) in the new paper A High-performance Speech Neuroprosthesis. Theirs is the first speech BCI to record impulse activity from intracortical microelectrode arrays and could benefit people unable to produce clear utterances due to diseases such as stroke and ALS.
In the new paper Asynchronous Deep Double Duelling Q-Learning for Trading-Signal Execution in Limit Order Book Markets, an Oxford University research team introduces Deep Duelling Double Q-learning with the APEX architecture to train a trading agent to translate predictive signals into optimal limit order trading strategies.
In the new paper Continual Few-Shot Learning Using HyperTransformers, a Google Research team proposes Continual HyperTransformer, which modifies the recently published HyperTransformer few-shot learning method to sequentially update a convolutional neural network’s weights based on the information in a new task without forgetting the knowledge it learned from previous tasks.
In the new paper Tracr: Compiled Transformers as a Laboratory for Interpretability, a research team from ETH Zurich and DeepMind presents Tracr, a compiler that addresses the absence of ground truth explanations in deep neural network models by “compiling” human readable code to the weights of a transformer model.
In the new paper Designing BERT for Convolutional Networks: Sparse and Hierarchical Masked Modeling, a research team from Peking University, ByteDance, and the University of Oxford presents Sparse Masked Modelling with Hierarchy (SparK), the first BERT-style pretraining approach that can be used on convolutional models without any backbone modifications.