research group
Democracy of AI Numerical Weather Models: An Example of Global Forecasting with FourCastNetv2 Made by a University Research Lab Using GPU
Khadir, Iman, Stevenson, Shane, Li, Henry, Krick, Kyle, Burrows, Abram, Hall, David, Posey, Stan, Shen, Samuel S. P.
This paper demonstrates the feasibility of democratizing AI-driven global weather forecasting models among university research groups by leveraging Graphics Processing Units (GPUs) and freely available AI models, such as NVIDIA's FourCastNetv2. FourCastNetv2 is an NVIDIA's advanced neural network for weather prediction and is trained on a 73-channel subset of the European Centre for Medium-Range Weather Forecasts (ECMWF) Reanalysis v5 (ERA5) dataset at single levels and different pressure levels. Although the training specifications for FourCastNetv2 are not released to the public, the training documentation of the model's first generation, FourCastNet, is available to all users. The training had 64 A100 GPUs and took 16 hours to complete. Although NVIDIA's models offer significant reductions in both time and cost compared to traditional Numerical Weather Prediction (NWP), reproducing published forecasting results presents ongoing challenges for resource-constrained university research groups with limited GPU availability. We demonstrate both (i) leveraging FourCastNetv2 to create predictions through the designated application programming interface (API) and (ii) utilizing NVIDIA hardware to train the original FourCastNet model. Further, this paper demonstrates the capabilities and limitations of NVIDIA A100's for resource-limited research groups in universities. We also explore data management, training efficiency, and model validation, highlighting the advantages and challenges of using limited high-performance computing resources. Consequently, this paper and its corresponding GitHub materials may serve as an initial guide for other university research groups and courses related to machine learning, climate science, and data science to develop research and education programs on AI weather forecasting, and hence help democratize the AI NWP in the digital economy.
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- Information Technology (1.00)
- Education > Educational Setting > Higher Education (0.47)
AquiLLM: a RAG Tool for Capturing Tacit Knowledge in Research Groups
Campbell, Chandler, Boscoe, Bernie, Do, Tuan
Research groups face persistent challenges in capturing, storing, and retrieving knowledge that is distributed across team members. Although structured data intended for analysis and publication is often well managed, much of a group's collective knowledge remains informal, fragmented, or undocumented--often passed down orally through meetings, mentoring, and day-to-day collaboration. This includes private resources such as emails, meeting notes, training materials, and ad hoc documentation. Together, these reflect the group's tacit knowledge--the informal, experience-based expertise that underlies much of their work. Accessing this knowledge can be difficult, requiring significant time and insider understanding. Retrieval-augmented generation (RAG) systems offer promising solutions by enabling users to query and generate responses grounded in relevant source material. However, most current RAG-LLM systems are oriented toward public documents and overlook the privacy concerns of internal research materials. We introduce AquiLLM (pronounced ah-quill-em), a lightweight, modular RAG system designed to meet the needs of research groups. AquiLLM supports varied document types and configurable privacy settings, enabling more effective access to both formal and informal knowledge within scholarly groups.
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- Information Technology > Knowledge Management (1.00)
- Information Technology > Artificial Intelligence > Natural Language > Large Language Model (0.95)
- Information Technology > Artificial Intelligence > Representation & Reasoning > Expert Systems (0.67)
- Information Technology > Artificial Intelligence > Machine Learning > Neural Networks > Deep Learning (0.35)
Superstudent intelligence in thermodynamics
Loubet, Rebecca, Zittlau, Pascal, Hoffmann, Marco, Vollmer, Luisa, Fellenz, Sophie, Leitte, Heike, Jirasek, Fabian, Lenhard, Johannes, Hasse, Hans
In this short note, we report and analyze a striking event: OpenAI's large language model o3 has outwitted all students in a university exam on thermodynamics. The thermodynamics exam is a difficult hurdle for most students, where they must show that they have mastered the fundamentals of this important topic. Consequently, the failure rates are very high, A-grades are rare - and they are considered proof of the students' exceptional intellectual abilities. This is because pattern learning does not help in the exam. The problems can only be solved by knowledgeably and creatively combining principles of thermodynamics. We have given our latest thermodynamics exam not only to the students but also to OpenAI's most powerful reasoning model, o3, and have assessed the answers of o3 exactly the same way as those of the students. In zero-shot mode, the model o3 solved all problems correctly, better than all students who took the exam; its overall score was in the range of the best scores we have seen in more than 10,000 similar exams since 1985. This is a turning point: machines now excel in complex tasks, usually taken as proof of human intellectual capabilities. We discuss the consequences this has for the work of engineers and the education of future engineers.
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- Education > Educational Setting > Higher Education (0.48)
- Education > Curriculum > Subject-Specific Education (0.47)
- Education > Educational Technology > Educational Software (0.46)
Artificial Intelligence Then and Now
During the 2010s, in sharp contrast, the machine learning community accumulated a collection of flexible tools that exceeded expectations in one application after another. Suddenly the AI surprises were coming on the upside: Who knew that neural networks could write poetry or turn prompts into photographs? DeepMind, a British company acquired by Google in 2014, generated a series of headlines. It created the first computer system able to play the board game Go at the highest levels, a much greater computational challenge than chess. DeepMind then applied itself to protein folding, suggesting that deep learning might be poised to transform scientific research.
The Race to Translate Animal Sounds Into Human Language
In 2025 we will see AI and machine learning leveraged to make real progress in understanding animal communication, answering a question that has puzzled humans as long as we have existed: "What are animals saying to each other?" The recent Coller-Dolittle Prize, offering cash prizes up to half-a-million dollars for scientists who "crack the code" is an indication of a bullish confidence that recent technological developments in machine learning and large language models (LLMs) are placing this goal within our grasp. Many research groups have been working for years on algorithms to make sense of animal sounds. Project Ceti, for example, has been decoding the click trains of sperm whales and the songs of humpbacks. These modern machine learning tools require extremely large amounts of data, and up until now, such quantities of high-quality and well-annotated data have been lacking. Consider LLMs such as ChatGPT that have training data available to them that includes the entirety of text available on the internet.
Some breast cancer patients could be at risk of another type of cancer, study reveals
Victoria Raphael of New York City reveals her success story -- and her decision to freeze her eggs after she was diagnosed with cancer. Women with breast cancer who have received chemotherapy are at an increased risk of developing lung cancer, a new study suggests. Epic Research, a health data group based in Delaware, found that women in this category have a 57% higher lung cancer risk than those who received radiation. In comparison to patients who received endocrine therapy, those who have undergone chemo have a 171% increase in lung cancer risk, the study found. In a statement sent to Fox News Digital, the Epic Research team said the key takeaway from their research is that primary lung cancer is more than twice as prevalent in women who were previously diagnosed with breast cancer -- compared to those who did not have it.
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- North America > United States > California > San Francisco County > San Francisco (0.05)
Designing Trustful Cooperation Ecosystems is Key to the New Space Exploration Era
Baima, Renan Lima, Chovet, Loïck, Sedlmeir, Johannes, Fridgen, Gilbert, Olivares-Mendez, Miguel Angel
In the emerging space economy, autonomous robotic missions with specialized goals such as mapping and mining are gaining traction, with agencies and enterprises increasingly investing resources. Multirobot systems (MRS) research has provided many approaches to establish control and communication layers to facilitate collaboration from a technical perspective, such as granting more autonomy to heterogeneous robotic groups through auction-based interactions in mesh networks. However, stakeholders' competing economic interests often prevent them from cooperating within a proprietary ecosystem. Related work suggests that distributed ledger technology (DLT) might serve as a mechanism for enterprises to coordinate workflows and trade services to explore space resources through a transparent, reliable, non-proprietary digital platform. We challenge this perspective by pointing to the core technical weaknesses of blockchains, in particular, increased energy consumption, low throughput, and full transparency through redundancy. Our objective is to advance the discussion in a direction where the benefits of DLT from an economic perspective are weighted against the drawbacks from a technical perspective. We finally present a possible DLT-driven heterogeneous MRS for map exploration to study the opportunities for economic collaboration and competitiveness.
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This Prosthetic Limb Actually Attaches to the Wearer's Nerves
In addition to the Olympics and Paralympics, there's another epic celebration of human fortitude: The Cybathlon, otherwise known as the Cyborg Olympics. According to Max Ortiz-Catalan, a bionics engineer at the Chalmers University of Technology in Sweden, it's "the Olympics for cyborgs, where technologies are used to overcome disabilities." Unlike the other events, the Cybathlon commemorates new prosthetic technologies and runs timed competitions ranging from biking to hanging laundry. Hanging up T-shirts while wearing an arm prosthesis is notably difficult. These prostheses can be bulky and hard to maneuver, with a limited range of motion.
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- Health & Medicine > Therapeutic Area > Orthopedics/Orthopedic Surgery (1.00)
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- Leisure & Entertainment > Sports > Olympic Games (0.78)
Our future could be full of undying, self-repairing robots – here's how
With generative artificial intelligence (AI) systems such as ChatGPT and StableDiffusion being the talk of the town right now, it might feel like we've taken a giant leap closer to a sci-fi reality where AIs are physical entities all around us. Indeed, computer-based AI appears to be advancing at an unprecedented rate. But the rate of advancement in robotics – which we could think of as the potential physical embodiment of AI – is slow. Could it be that future AI systems will need robotic "bodies" to interact with the world? If so, will nightmarish ideas like the self-repairing, shape-shifting T-1000 robot from the Terminator 2 movie come to fruition?
Top 10 Programs for Studying Artificial Intelligence in 2023
However, what cannot go unnoticed is the fact that artificial intelligence is the key that unleashes its power. The importance of AI in almost every field has brought in a heap of opportunities for people who are looking forward to making a promising career. You need to have a fair understanding about AI to land a decent job. Taking this into account, there are countless AI courses and programs available that one can rely on. Which one to choose among the lot has always been a question. Well, we have got you covered.
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