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@Techmeme@techhub.social
2026-10-19 10:30:42

Google DeepMind says four Gemini 4 Argon agents beat Minecraft without any human help in 27 hours and 14 minutes, costing $1,620 at Argon's planned 2027 price (Matthias Bastian/The Decoder)
the-decoder.com/four-gemini-4-

@paulwermer@sfba.social
2026-10-19 13:56:49

"The US has maintained plausible deniability as services and programmes provided to support Ukraine have suddenly begun to fail.".
A phrase from my youth: plausible deniability. Nixon moved it from the spy world to the political world. "The expression gained public prominence in the mid-1970s, when the Church Committee of the US Senate concluded that the doctrine, originally intended to protect the United States from the consequences of disclosure, had been expanded …

@PaulWermer@sfba.social
2026-10-19 13:56:49

"The US has maintained plausible deniability as services and programmes provided to support Ukraine have suddenly begun to fail.".
A phrase from my youth: plausible deniability. Nixon moved it from the spy world to the political world. "The expression gained public prominence in the mid-1970s, when the Church Committee of the US Senate concluded that the doctrine, originally intended to protect the United States from the consequences of disclosure, had been expanded …

@arXiv_mathDG_bot@mastoxiv.page
2026-09-15 10:28:11

Replaced article(s) found for math.DG. arxiv.org/list/math.DG/new
[1/3]:
- Family index for Fredholm extensions of semi-Fredholm operators
Marina Prokhorova
arxiv.org/abs/2401.16060 mastoxiv.page/@arXiv_mathDG_bo
- Constructing stable Hilbert bundles via Diophantine approximation
Yucheng Liu, Biao Ma
arxiv.org/abs/2501.15784
- Ricci Solitons of Left-Invariant Metrics on Lie Groups with Derived Algebra of Dimension at Most Two
Hamid Reza Salimi Moghaddam
arxiv.org/abs/2601.10730 mastoxiv.page/@arXiv_mathDG_bo
- Mass and rigidity in almost K\"ahler geometry
Partha Ghosh
arxiv.org/abs/2603.08627 mastoxiv.page/@arXiv_mathDG_bo
- Classifying Slice-Regular Polynomials via Group Actions on the Twistor Space
Chunlin Liu, Giovanni Moreno, Haipan Shi
arxiv.org/abs/2605.22788 mastoxiv.page/@arXiv_mathDG_bo
- $G_2$ and the Maximally Symmetric (3, 8) Distribution with 6-Dimensional Square
Nicklas Day, Boris Doubrov, Igor Zelenko
arxiv.org/abs/2605.25910 mastoxiv.page/@arXiv_mathDG_bo
- Cohn--Vossen-Type Inequalities for Three-Manifolds and Locally Conformally Flat Manifolds
Jialong Deng
arxiv.org/abs/2606.01368 mastoxiv.page/@arXiv_mathDG_bo
- From Gradient Descent to Potential Theory: A Geometric Dictionary for Binary Classification
Catalin Vasii
arxiv.org/abs/2607.00988 mastoxiv.page/@arXiv_mathDG_bo
- A sharp relative comparison inequality for conformal fillings of Poincar\'e--Einstein manifolds
Nan Wu
arxiv.org/abs/2607.13742 mastoxiv.page/@arXiv_mathDG_bo
- A degenerate free boundary minimal annulus and non-uniqueness in spherical caps beyond the hemisp...
Alexander Pigazzini
arxiv.org/abs/2607.23534 mastoxiv.page/@arXiv_mathDG_bo
- Special Lagrangians with multiple isolated singularities
Bryan Dimler, Filippo Gaia
arxiv.org/abs/2607.26302 mastoxiv.page/@arXiv_mathDG_bo
- Demailly-Koll\'ar continuity on klt pairs, and applications to alpha and delta invariants
Tam\'as Darvas, Kewei Zhang
arxiv.org/abs/2608.23505 mastoxiv.page/@arXiv_mathDG_bo
toXiv_bot_toot

@fanf@mendeddrum.org
2026-09-18 11:42:02

from my link log —
Meritocracy is not only false, it's bad for you.
press.princeton.edu/ideas/a-be
saved 2020-07-24

@arXiv_mathST_bot@mastoxiv.page
2026-08-14 08:41:49

Crosslisted article(s) found for math.ST. arxiv.org/list/math.ST/new
[1/1]:
- Stable convergence of partial sum processes towards discontinuous limits
Johannes Brutsche
arxiv.org/abs/2608.12740 mastoxiv.page/@arXiv_mathPR_bo
- Bayesian Inference Procedures for A/B Testing: An Overview
M{\aa}rten Schultzberg, Mattias Fr{\aa}nberg
arxiv.org/abs/2608.12949 mastoxiv.page/@arXiv_statME_bo
- Estimation of distribution functions, their jumps and interval probabilities under measurement error
Kairat Mynbaev, Carlos Martins-Filho, Chad Brown
arxiv.org/abs/2608.13152 mastoxiv.page/@arXiv_econEM_bo
- Extreme principal minors of Wishart and deformed GOE matrices
Zhanrui Dong, Tiefeng Jiang, Tuan Pham, Jianfeng Yao
arxiv.org/abs/2608.13154 mastoxiv.page/@arXiv_mathPR_bo
- Sinkhorn Linearization and the Spectral Proxy: Unifying the Statistical and Algorithmic Theory of...
Han Dong, Jiaming Li, Yongqiang Gong, Ruixi Li, Yin Liu
arxiv.org/abs/2608.13201 mastoxiv.page/@arXiv_statML_bo
- Weighted cumulative past inaccuracy and Kullback-Leibler divergence based on extropy: properties,...
Bighneswar Sahoo, Suchandan Kayal
arxiv.org/abs/2608.13363 mastoxiv.page/@arXiv_statME_bo
- Nearly sharp comparison results for sliced and max-sliced Wasserstein distances
Jonathan Niles-Weed, Jacob Shkrob
arxiv.org/abs/2608.13374 mastoxiv.page/@arXiv_mathPR_bo
- Theoretical Properties of Covariate-Adaptive Randomization with a Diverging Number of Covariates
Yuhang Tao, Li-Xin Zhang
arxiv.org/abs/2608.13442 mastoxiv.page/@arXiv_statME_bo
- The data geometry of masking diffusion: Certified-optimal schedules via unmasking growth complexity
Martin J. Wainwright
arxiv.org/abs/2608.13520 mastoxiv.page/@arXiv_csLG_bot/
toXiv_bot_toot

@arXiv_physicsmedph_bot@mastoxiv.page
2026-07-21 07:52:56

Sensitivity of silicon-to-water dose conversion and Bragg-peak metrics to stopping-power datasets in proton dosimetry
F. Matias, J. M. B. Shorto, P. de Vera, R. Garcia-Molina, I. Abril, T. F. Silva, J. Pereira, H. Yoriyaz
arxiv.org/abs/2607.16441 arxiv.org/pdf/2607.16441 arxiv.org/html/2607.16441
arXiv:2607.16441v1 Announce Type: new
Abstract: Accurate proton dosimetry requires consistent stopping-power data for detector-to-water conversion and Monte Carlo radiation transport. We quantify the sensitivity of water-to-silicon stopping-power ratios, converted dose-to-water distributions, and Bragg-peak metrics to the stopping-power dataset for a 67.5 MeV pristine proton beam in water. PHITS simulations used SRIM-2013, PSTAR/NIST, ATIMA, and TDDFT-Penn stopping powers up to 10 MeV, together with a common SBETHE-based extension at higher energies. The water-to-silicon stopping-power ratio showed relative entrance-to-distal variations of 17.40%$-$22.10%. Conversion of normalized PTW silicon-diode percentage-depth-ionization data yielded relative percentage-depth-dose curves with a common maximum at 36.86 mm, consistent with the experimental Bragg-peak depth of (36.81 $\pm$ 0.15) mm. The converted curves were approximately 3% below the reference throughout the entrance and plateau regions, while deviations of up to 2.1% occurred near the Bragg peak. Direct PHITS calculations predicted Bragg-peak depths of 36.575$-$36.675 mm; only the TDDFT-Penn result lay within the quoted experimental uncertainty. These results show that stopping-power treatment affects the magnitude of the converted dose more strongly than the Bragg-peak position does, and that it should be harmonized or explicitly included in uncertainty budgets for proton-beam calibration, commissioning, quality assurance, and Monte Carlo validation.
toXiv_bot_toot

@arXiv_qfinTR_bot@mastoxiv.page
2026-07-21 07:49:46

Uniform-Loss Automated Market Making for Prediction Markets
Ciamac C. Moallemi, Dan Robinson, Brian Zhu
arxiv.org/abs/2607.17428 arxiv.org/pdf/2607.17428 arxiv.org/html/2607.17428
arXiv:2607.17428v1 Announce Type: new
Abstract: Automated market makers (AMMs) for prediction markets descend from market scoring rules, where a mechanism operator subsidizes a market to aggregate beliefs about uncertain events. The existing literature has focused on bounding the total worst-case loss to the subsidizer, but has not addressed how that loss is distributed across price states or over time. We use the framework of loss-versus-rebalancing (LVR) to study this distribution and introduce \textit{uniform AMMs}, defined by the property that instantaneous LVR is proportional to pool value and independent of the current token price. In a static setting, we show that for a broad class of \textit{win-martingales} -- processes that converge to 0 or 1 at a fixed resolution time -- there exists a pricing function that achieves uniform LVR under that process, and conversely, that any sufficiently regular pricing function induces a win-martingale under which it is uniform. We then extend the framework to dynamic liquidity management, showing that liquidity levels can be adjusted over time to implement a prescribed target expected cumulative loss schedule. This theory is illustrated with canonical examples of win-martingales and pricing functions. Our results can inform AMM designers and liquidity providers on how the inevitable cost of subsidizing price discovery can be shaped and controlled across both price and time.
toXiv_bot_toot

@jdrm@social.linux.pizza
2026-08-17 15:32:51

Esto es horroroso. Amazon, entre otras, comprando toneladas de libros antiguos para destruirlos en el proceso de aprendizaje de sus IAs. Los destruyen literalmente porque para escanearlos los guillotinan separando las hojas de la encuadernación. 404media.co/we-…

@arXiv_mathST_bot@mastoxiv.page
2026-10-09 09:39:24

Replaced article(s) found for math.ST. arxiv.org/list/math.ST/new
[1/2]:
- Handling Covariate Mismatch in Collaborative Linear Prediction
Alexis Ayme, R\'emi Khellaf
arxiv.org/abs/2602.02083 mastoxiv.page/@arXiv_mathST_bo
- Estimation of the sub-Gaussian Parameter
Jason Liu, Min Xu, Jinchuan Xing
arxiv.org/abs/2606.06384 mastoxiv.page/@arXiv_mathST_bo
- Lambda-quantiles under the microscope
Fabio Bellini, Felix-Benedikt Liebrich
arxiv.org/abs/2608.07122 mastoxiv.page/@arXiv_mathST_bo
- Consistent intercept estimation and inference for unit-root INAR(2) processes
Yang Lu, M\'arton Isp\'any
arxiv.org/abs/2609.23339 mastoxiv.page/@arXiv_mathST_bo
- Shape without scale: an identifiability dichotomy for a bounded tail observed through a non-addit...
Jiarui Qi
arxiv.org/abs/2609.27384 mastoxiv.page/@arXiv_mathST_bo
- Inference in generalized linear models with robustness to misspecified variances
Riccardo De Santis, Jelle J. Goeman, Jesse Hemerik, Samuel Davenport, Livio Finos
arxiv.org/abs/2209.13918
- Sharp bounds in perturbed smooth optimization
Vladimir Spokoiny
arxiv.org/abs/2505.02002 mastoxiv.page/@arXiv_mathOC_bo
- Equilibrium Distribution for t-Distributed Stochastic Neighbor Embedding with Generalized Kernels
Yi Gu, Antonio Auffinger
arxiv.org/abs/2505.24311 mastoxiv.page/@arXiv_statML_bo
- Identification and Estimation of Multi-order Tensor Factor Models
Zetai Cen
arxiv.org/abs/2508.13418 mastoxiv.page/@arXiv_statME_bo
- A novel finite-sample testing procedure for composite null hypotheses via pointwise rejection
Joonha Park, Ming Wang
arxiv.org/abs/2601.02529 mastoxiv.page/@arXiv_statME_bo
- Focused median bias reduction
Davide Benussi, Ioannis Kosmidis, Alessandra Salvan, Nicola Sartori
arxiv.org/abs/2606.28597 mastoxiv.page/@arXiv_statME_bo
- Group Invariant Spectral Embedding
Yeari Vigder, Paulina Hoyos, David Thong, Joakim and\'en, Joe Kileel, Amit Moscovich
arxiv.org/abs/2607.08987 mastoxiv.page/@arXiv_csLG_bot/
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