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Nemotron-Cascade 2: Post-Training LLMs with Cascade RL and Multi-Domain On-Policy Distillation

We introduce Nemotron-Cascade 2, an open 30B MoE model with 3B activated parameters that delivers best-in-class reasoning and strong agentic capabilities. Despite its compact size, its mathematical an...

👤 Zhuolin Yang, Zihan Liu, Yang Chen, Wenl... 📰 arXiv 📅 2026 👁 251 📚 7

Variance Reduction for Expectations with Diffusion Teachers

Pretrained diffusion models serve as frozen teachers feeding downstream pipelines such as text-to-3D, single-step distillation, and data attribution. The teacher gradients these pipelines consume are ...

👤 Jesse Bettencourt | Xindi Wu | Matan Atz... 📰 arXiv 📅 2026 👁 100 📚 7

Zinc isotope evidence for extensive carbonate recycling in the Arctic asthenosphere.

Carbon in the asthenosphere is unevenly distributed, reflecting interactions between the depleted mantle and materials added by plumes or subducting slabs. Nevertheless, mid-ocean ridge basalts (MORB)...

👤 Zhang Wei-Qi, Ding Wei-Wei, Liu Chuan-Zh... 📰 Nature Communications 📅 2026 👁 26 📚 7

Pricing and Hedging Financial Derivatives in Merger\&Acquisition Deals with Price Impact

We investigate the optimal execution of contracts that are used in merger\&acquisition deals. We consider cash-settled and physically delivered contracts between a broker and a counterpart. Contracts ...

👤 Emilio Barucci | Yuheng Lan | Daniele Ma... 📰 arXiv 📅 2026 👁 150 📚 6

A comparative study between two fishing areas, one near and other far from industrial cities, for estimating mercury levels in octopus's liver and arms.

Molluscs, especially octopus, is a nutritious seafood, containing high levels of proteins, omega-3 fatty acids, and essential minerals. However, marine pollution with heavy metals such as mercury (Hg)...

👤 Gunbaej Elhadi Emhmmed, Eljadidi Omima S... 📰 未知期刊 📅 2026 👁 30 📚 6

MobileMoE: Scaling On-Device Mixture of Experts

Mixture-of-Experts (MoE) has become the de facto architecture for hundred-billion-parameter language models, yet its advantages at sub-billion scales for on-device deployment remain largely unexplored...

👤 Yanbei Chen | Hanxian Huang | Ernie Chan... 📰 arXiv 📅 2026 👁 25 📚 6

Chemical profile of Thalassia testudinum under coastal pollution: Assessment of mercury, VOCs and secondary metabolites in the Colombian Caribbean.

Seagrass meadows of Thalassia testudinum are key components of blue carbon ecosystems and effective bioindicators of environmental contamination due to their ability to incorporate both inorganic and ...

👤 Palacio-Herrera Flor, Sierra-Marquez Luc... 📰 Marine Pollution Bulletin 📅 2026 👁 52 📚 5

Giant iceberg behaviour impacts regional biogeochemical cycling in the Southern Ocean.

Giant Antarctic iceberg calving is projected to increase with climate change, affecting ocean circulation, nutrient supply, and carbon cycling. These icebergs can stimulate primary production and infl...

👤 Taylor Laura R, Pryer Helena, Hendry Kat... 📰 Communications Earth & Environment 📅 2026 👁 37 📚 5

Bioaccumulation of trace elements by Leach's storm-petrels (Hydrobates leucorhous) in the North and South Atlantic Ocean during the non-breeding period.

Trace elements occur naturally in the environment, but anthropogenic activities can amplify their release, increasing exposure and bioaccumulation in marine predators such as seabirds. Mercury (Hg) in...

👤 Potvin Catherine, Sorais Manon, Ronconi ... 📰 未知期刊 📅 2026 👁 22 📚 5

Real-Time Voice AI Hears but Does Not Listen

Speech conveys information through both words and vocal delivery. We evaluate four leading production realtime voice systems-OpenAI's GPT Realtime 2, Google's Gemini 3.1 Flash Live, and Alibaba's Qwen...

👤 Martijn Bartelds | Federico Bianchi | Ja... 📰 arXiv 📅 2026 👁 179 📚 4

Tractable Identification of Strategic Network Formation Models with Unobserved Heterogeneity

We develop a tractable identification approach for strategic network formation models with both strategic link interdependence and individual unobserved heterogeneity (fixed effects). The key challeng...

👤 Wayne Yuan Gao|Ming Li|Zhengyan Xu 📰 arXiv 📅 2026 👁 117 📚 4

CLVAE: A Variational Autoencoder for Long-Term Customer Revenue Forecasting

Predicting customers' long-term revenue from sparse and irregular transaction data is central to marketing resource allocation in non-contractual settings, yet existing approaches face a trade-off. Tr...

👤 Jeffrey Näf | Riana Valera Mbelson | Mar... 📰 arXiv 📅 2026 👁 89 📚 4

Health System Scale Semantic Search Across Unstructured Clinical Notes

Introduction: Semantic search, which retrieves documents based on conceptual similarity rather than keyword matching, offers substantial advantages for retrieval of clinical information. However, depl...

👤 Faith Wavinya Mutinda | Spandana Makenen... 📰 arXiv 📅 2026 👁 78 📚 4

4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one induces obesogenic effects by targeting fatty acid synthase.

The widespread use of biocides to control biofouling has led to significant marine pollution. Among these, 4,5-dichloro-2-n-octyl-4-isothiazolin-3-one (DCOIT) has emerged as a prominent antifouling co...

👤 Li Jing, Hu Chenyan, Ahmad Maaz, Chen Li... 📰 Journal of Hazardous Materials 📅 2026 👁 51 📚 4

Global patterns and predictors of PFAS contamination in odontocetes.

Per- and polyfluoroalkyl substances (PFAS) are globally recognised as contaminants of emerging concern due to their persistence, toxicity, endocrine-disrupting and immunosuppressive effects. Because o...

👤 Stokes Lavinia, Stockin Karen A, Stevens... 📰 未知期刊 📅 2026 👁 26 📚 4

Hotspots of Arctic and sub-Arctic marine sediment organic carbon are dominated by the Baltic, Barents and Chukchi Seas.

The Arctic and sub-Arctic are warming at least three times faster than the global average, altering terrestrial carbon delivery to the oceans and marine carbon cycling. The sequestration of such carbo...

👤 Langley B, Burdett H L, Cameron K, Juul-... 📰 未知期刊 📅 2026 👁 40 📚 3

The biogeochemical transport by the Gulf Stream.

The Gulf Stream is important for the climate system through its transport and air-sea exchange of heat. What is less well accepted is the role of the Gulf Stream in the carbon cycle. Here we examine h...

👤 Williams Richard G, Brown Peter J, Takan... 📰 Communications Earth & Environment 📅 2026 👁 35 📚 3

Co-occurrence of microplastics and endocrine-disrupting chemicals in subantarctic seabirds.

Despite the remoteness of their breeding sites, subantarctic seabirds are susceptible to anthropogenic pollutants (e.g. microplastics) and other chemical stressors (e.g. plastic additives) that are re...

👤 Fragão Joana, Manno Clara, Phillips Rich... 📰 Journal of Hazardous Materials 📅 2026 👁 34 📚 3

Exposure to Environmental Contaminants and Pathogens in South American Otariids: An Evidence Synthesis.

Marine pollution is an escalating global concern, and marine mammals are widely recognized as sentinels of cumulative chemical and biological stressors in coastal ecosystems. South American otariids (...

👤 Irene Peña-Galindo, Francisco Quesada-Al... 📰 未知期刊 📅 2026 👁 31 📚 3

Long-term (2009-2023) assessment of mercury, selenium, and biomarker responses in stranded cetaceans from the Western Mediterranean.

Murcia coastline sustains high marine biodiversity but has suffered severe impacts from toxic heavy-metal discharges. We report mercury (Hg) and selenium (Se) levels, and the Se:Hg molar ratio, in liv...

👤 Salcedo Sara, Peñalver José, Alcaraz Ant... 📰 未知期刊 📅 2026 👁 14 📚 3
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