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Deep Autocorrelation Modeling for Time-Series Forecasting: Progress and Prospects

Autocorrelation is a defining characteristic of time-series data, where each observation is statistically dependent on its predecessors. In the context of deep time-series forecasting, autocorrelation...

👤 Hao Wang|Licheng Pan|Qingsong Wen|Jialin... 📰 arXiv 📅 2026 👁 35 📚 19

The Optimal Sample Complexity of Multiclass and List Learning

While the optimal sample complexity of binary classification in terms of the VC dimension is well-established, determining the optimal sample complexity of multiclass classification has remained open....

👤 Chirag Pabbaraju 📰 arXiv 📅 2026 👁 97 📚 16

Generating Synthetic Citation Networks with Communities

Generating realistic synthetic citation, patent, or component dependency networks is essential for benchmarking community detection, graph visualisation, and network data mining algorithms. We present...

👤 Łukasz Brzozowski | Marek Gagolewski | G... 📰 arXiv 📅 2026 👁 44 📚 16

How AI Agents Reshape Knowledge Work: Autonomy, Efficiency, and Scope

Frontier AI systems are bridging the gap between intelligence and utility by shifting from conversational assistants to autonomous agents that execute tasks end to end. Using production data from Perp...

👤 Jeremy Yang | Kate Zyskowski | Noah Yona... 📰 arXiv 📅 2026 👁 145 📚 15

Breaching the Barrier: Transition Pathways of Coral Larval Connectivity Across the Eastern Pacific

Genetic analyses indicate minimal gene flow across the so-called Eastern Pacific Barrier (EPB) in larvae of the reef-building coral \emph{Porites lobata}. Notably, Clipperton Atoll, situated on the ea...

👤 Maria Olascoaga|Francisco Beron-Vera|Gag... 📰 arXiv 📅 2026 👁 387 📚 14

LeapAlign: Post-Training Flow Matching Models at Any Generation Step by Building Two-Step Trajectories

This paper focuses on the alignment of flow matching models with human preferences. A promising way is fine-tuning by directly backpropagating reward gradients through the differentiable generation pr...

👤 Zhanhao Liang | Tao Yang | Jie Wu | Chen... 📰 arXiv 📅 2026 👁 177 📚 14

CATEKAPPA: An R Shiny Application for Design and Analysis of Consistency Tests Based on the Kappa Statistic for Categorical Responses

The kappa statistic is the most widely used measure of inter-rater agreement for categorical data. Despite its popularity, applied researchers often encounter two major hurdles: (i) determining the sa...

👤 Zheng Gai | Li Xincheng | Jiang Wangying... 📰 arXiv 📅 2026 👁 158 📚 12

Multivariate GARCH and portfolio variance prediction: A forecast reconciliation perspective

We assess the advantage of combining univariate and multivariate portfolio risk forecasts with the aid of forecast reconciliation techniques. In our analyzes, we assume knowledge of portfolio weights,...

👤 Massimiliano Caporin|Daniele Girolimetto... 📰 arXiv 📅 2026 👁 315 📚 10

Bradley-Terry Rankings for Recommender Systems Across Dataset Taxonomies

The ranking of recommendation algorithms is a challenging problem since model performance is sensitive to dataset characteristics such as sparsity, sequential structure, and scale. This drives a deman...

👤 Ekaterina Grishina | Stepan Kuznetsov | ... 📰 arXiv 📅 2026 👁 55 📚 10

The environmental impacts of deep-sea mining.

The deep sea contains a wealth of potential mineral resources, many of which are being investigated for commercial exploitation. Exploration and technical tests started in the late 1970s with an initi...

👤 Glover Adrian G, Arias Maria Belen, Brib... 📰 Current Biology 📅 2026 👁 54 📚 9

Characteristics and potential formation mechanisms of dissolved organic matter at the water-sediment interface and assessment of its release potential in the eastern pacific polymetallic nodule area.

Deep-sea mining in polymetallic nodule areas poses significant risks to the marine carbon sink. This study investigated the vertical distribution and three-dimensional fluorescence spectral characteri...

👤 Zhang Yuanhao, Liu Zhidan, Zou Li, Wu Ch... 📰 Water Research 📅 2026 👁 35 📚 9

Seasonal variation pattern in the co-occurrence networks and assembly processes of the fish communities in the northwestern Pacific.

The northwestern Pacific (NWP) encompasses diverse oceanographic regimes, with the confluence of the warm Kuroshio and the cold Oyashio forming a seasonally shifting ecotone characterized by strong en...

👤 Yan Huiguo, Li Jianchao, Shi Wei, Wang Y... 📰 Marine Environmental Research 📅 2026 👁 42 📚 8

Economic Costs of Biological Invasions in Marine Systems.

Marine systems worldwide are suffering escalating impacts from biological invasions, with increasing threats projected for the future. Despite substantial financial investments in managing marine inva...

👤 Yu Liyi, Zhang Chi, Li Shan, Zhan Aibin,... 📰 Integrative Zoology 📅 2026 👁 37 📚 8

Pycnogonida (Arthropoda) from the Marine Biological Sample Museum in the Third Institute of Oceanography of MNR, with some new records and a checklist of Fujian, China.

Research on sea spiders in China is relatively scarce and there is a severe shortage of regional basic data. In earlier studies, there was a lack of attention given to this small group and museums hou...

👤 Wang Jianjia, Yang Yanyan, Huang Dingyon... 📰 Biodiversity Data Journal 📅 2026 👁 33 📚 8

Wave propagation through periodic arrays of freely floating rectangular floes

The two-dimensional propagation of small-amplitude waves through an infinite periodic array of freely-floating rectangular floes is considered under the assumptions of inviscid linearised wave theory....

👤 Lloyd Dafydd|Richard Porter 📰 arXiv 📅 2026 👁 92 📚 6

Hidden biodiversity costs of a deep-sea mining moratorium.

👤 Barbarossa Valerio 📰 Nature Ecology & Evolution 📅 2026 👁 70 📚 6

Growing nickel supply from the tropics threatens priority conservation areas.

Increasing global demand for nickel, an essential metal in low-carbon technologies and stainless steel, is driving a surge in mining in strongholds of tropical biodiversity. We use a global mine-by-mi...

👤 Hyman Jayden, Sonter Laura J, McDonald-M... 📰 Nature Ecology & Evolution 📅 2026 👁 34 📚 6

Chronic Toxicity of Deep-Sea Mining Heavy Metals: Evidence from Fecundity and Offspring Development in Marine Medaka (Oryzias melastigma).

The release of heavy metals from commercial deep-sea mining is likely to be a long-term process lasting decade, and therefore fish communities are actually exposed to a chronic, ongoing stressor. Howe...

👤 Zou Yao, Ding Qilei, Zhong Zhen, Sun Don... 📰 Environmental Toxicology and Chemistry 📅 2026 👁 25 📚 5

Widespread deep-sea microorganisms in subseafloor geochemical cycling.

The subseafloor biosphere is one of the largest ecosystems on Earth, hosting dense populations of microbial cells. Microbial activity is critical to the Earth's geochemical cycles of major elements su...

👤 Hageman Renee L, Le Moine Bauer Sven, Th... 📰 Frontiers in Microbiology 📅 2026 👁 61 📚 3

Advancing Earth System Science With the NASA Plankton, Aerosol, Cloud, Ocean Ecosystem (PACE) Satellite Mission.

Earth observation satellites transform our understanding of Earth's biological, atmospheric, and surface systems. The Plankton, Aerosol, Cloud, ocean Ecosystem (PACE) mission, launched in 2024, repres...

👤 Werdell P Jeremy, Cairns Brian, Caplan S... 📰 Global Change Biology 📅 2026 👁 38 📚 3
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