Flat universe
  • Home
  • Articles

      Enhanced Acoustic Beamforming with Sub-Aperture Angular Multiply and Sum -- in vivo and in Human Demonstration

      January 10, 2025

      | | | | | | | | | | and others

      Electrical Engineering and Systems Science
      Image and Video Processing
      Signal Processing
      Image and Video Processing
      Signal Processing
      Power Doppler ultrasound is in widespread clinical use for non-invasive vascular imaging but the most common current method - Delay and Sum (DAS) beamforming - suffers from limited resolution and high side-lobes. Here we propose the Sub-Ape...

      Causal survival analysis, Estimation of the Average Treatment Effect (ATE): Practical Recommendations

      January 10, 2025

      | | | | | | | | |

      Statistics
      Methodology
      Methodology
      Causal survival analysis combines survival analysis and causal inference to evaluate the effect of a treatment or intervention on a time-to-event outcome, such as survival time. It offers an alternative to relying solely on Cox models for a...

      Migician: Revealing the Magic of Free-Form Multi-Image Grounding in Multimodal Large Language Models

      January 10, 2025

      | | | | | | | | | | and others

      Computer Science
      Computation and Language
      Artificial Intelligence
      Computer Vision and Pattern Recognition
      Computation and Language
      Artificial Intelligence
      Computer Vision and Pattern Recognition
      The recent advancement of Multimodal Large Language Models (MLLMs) has significantly improved their fine-grained perception of single images and general comprehension across multiple images. However, existing MLLMs still face challenges in ...

      Flexible Full-Stokes Polarization Engineering by Disorder-Scrambled Metasurfaces

      January 10, 2025

      | | | | | | | | |

      Physics
      Optics
      Optics
      Abstract: The ability to arbitrarily and flexibly control the polarization of light, including both the state of polarization (SoP) and the degree of polarization (DoP), is highly important for quantum optics, polarization imaging, and cohe...

      Deontic Temporal Logic for Formal Verification of AI Ethics

      January 10, 2025

      | | |

      Computer Science
      Artificial Intelligence
      Logic in Computer Science
      Artificial Intelligence
      Logic in Computer Science
      Ensuring ethical behavior in Artificial Intelligence (AI) systems amidst their increasing ubiquity and influence is a major concern the world over. The use of formal methods in AI ethics is a possible crucial approach for specifying and ver...

      Controlling Large Language Models Through Concept Activation Vectors

      January 10, 2025

      | | | | | | | | |

      Computer Science
      Computation and Language
      Computation and Language
      As large language models (LLMs) are widely deployed across various domains, the ability to control their generated outputs has become more critical. This control involves aligning LLMs outputs with human values and ethical principles or cus...

      StarGen: A Spatiotemporal Autoregression Framework with Video Diffusion Model for Scalable and Controllable Scene Generation

      January 10, 2025

      | | | | | | | | | | and others

      Computer Science
      Computer Vision and Pattern Recognition
      Computer Vision and Pattern Recognition
      Recent advances in large reconstruction and generative models have significantly improved scene reconstruction and novel view generation. However, due to compute limitations, each inference with these large models is confined to a small are...

      Development and Comparison of Model-Based and Data-Driven Approaches for the Prediction of the Mechanical Properties of Lattice Structures

      January 10, 2025

      | | | | | | | | |

      Physics
      Computer Science
      Soft Condensed Matter
      Computational Engineering, Finance, and Science
      Machine Learning
      Computational Physics
      Soft Condensed Matter
      Computational Engineering, Finance, and Science
      Machine Learning
      Computational Physics
      Lattice structures have great potential for several application fields ranging from medical and tissue engineering to aeronautical one. Their development is further speeded up by the continuing advances in additive manufacturing technologie...

      Empirical Power Analysis of a Statistical Test to Quantify Gerrymandering

      January 10, 2025

      | | | | | | |

      Computer Science
      Statistics
      Computers and Society
      Applications
      Computers and Society
      Applications
      Gerrymandering is a pervasive problem within the US political system. In the past decade, methods based on Markov Chain Monte Carlo (MCMC) sampling and statistical outlier tests have been proposed to quantify gerrymandering and were used as...

      Electrostatic interactions between anisotropic particles

      January 10, 2025

      | | |

      Physics
      Soft Condensed Matter
      Classical Physics
      Computational Physics
      Soft Condensed Matter
      Classical Physics
      Computational Physics
      We investigate the electrostatic interactions between two charged anisotropic conductors using a combination of asymptotic and numerical methods. For widely separated particles, we employ the method of reflections to analyze the interaction...
      • Previous
      • 1
      • 2
      • 3
      • 4
      • 5
      • 6
      • 7
        • More pages17611
      • Next