Results 71 to 80 of about 177,625 (277)

Pricing bivariate option under GARCH-GH model with dynamic copula: application for Chinese market [PDF]

open access: yes
This paper develops the method for pricing bivariate contingent claims under General Autoregressive Conditionally Heteroskedastic (GARCH) process. In order to provide a general framework being able to accommodate skewness, leptokurtosis, fat tails as ...
Dominique Guegan, Jing Zhang
core   +3 more sources

Applications of Ideas from Random Matrix Theory to Step Distributions on "Misoriented" Surfaces

open access: yes, 2003
Arising as a fluctuation phenomenon, the equilibrium distribution of meandering steps with mean separation $$ on a "tilted" surface can be fruitfully analyzed using results from RMT. The set of step configurations in 2D can be mapped onto the world lines
Einstein, T. L.
core   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

A tail quantile approximation formula for the student t and the symmetric generalized hyperbolic distribution [PDF]

open access: yes, 2009
Calculating a large number of tail probabilities or tail quantiles for a given distribution families becomes very challenging, if both the cumulative and the inverse distribution function are not available in closed form.
Fischer, Matthias J., Schlüter, Stephan
core  

TacScope: A Miniaturized Vision‐Based Tactile Sensor for Surgical Applications

open access: yesAdvanced Robotics Research, EarlyView.
TacScope is a compact, vision‐based tactile sensor designed for robot‐assisted surgery. By leveraging a curved elastomer surface with pressure‐sensitive particle redistribution, it captures high‐resolution 3D tactile feedback. TacScope enables accurate tumor detection and shape classification beneath soft tissue phantoms, offering a scalable, low‐cost ...
Md Rakibul Islam Prince   +3 more
wiley   +1 more source

Adaptive Bayesian Detection for MIMO Radar in Gaussian Clutter

open access: yesLeida xuebao, 2019
For collocated Multiple-Input Multiple-Output (MIMO) radar, we investigate the target detection problem in Gaussian clutter with an unknown but random covariance matrix.
HAN Jinwang   +3 more
doaj   +1 more source

A note on empirical sample distribution of journal impact factors in major discipline groups [PDF]

open access: yes
What type of statistical distribution do the Journal Impact Factors follow? In the past, researchers have hypothesized various types of statistical distributions underlying the generation mechanism of journal impact factors. These are: lognormal, normal,
Mishra, SK
core   +1 more source

ChicGrasp: Imitation‐Learning‐Based Customized Dual‐Jaw Gripper Control for Manipulation of Delicate, Irregular Bio‐Products

open access: yesAdvanced Robotics Research, EarlyView.
Automated poultry processing lines still rely on humans to lift slippery, easily bruised carcasses onto a shackle conveyor. Deformability, anatomical variance, and hygiene rules make conventional suction and scripted motions unreliable. We present ChicGrasp, an end‐to‐end hardware‐software co‐designed imitation learning framework, to offer a ...
Amirreza Davar   +8 more
wiley   +1 more source

Confidence Intervals for the Difference and Ratio of Two Variances of Delta–Inverse Gaussian Distributions

open access: yesMathematics
Accurate statistical inference for zero-inflated and highly skewed data requires confidence interval procedures with a strong finite-sample performance.
Wasurat Khumpasee   +2 more
doaj   +1 more source

Moments of the generalized hyperbolic distribution [PDF]

open access: yes
In this paper we demonstrate a recursive method for obtaining the moments of the generalized hyperbolic distribution. The method is readily programmable for numerical evaluation of moments.
Dong, Christine   +3 more
core   +1 more source

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