Frontiers

High-precision shape reconstruction for optical fiber sensors based on cubic spline interpolation and tangent angle recursion

School of Physics and Optoelectronics, Xiangtan University, Xiangtan, Hunan, China Accurate reconstruction of optical fiber curves has important applications in fields like medicine, aerospace, and ...
SciELO

Free vibration analysis of orthtropic thin cylindrical shells with variable thickness by using spline functions

In this study, vibration behavior of orthotropic cylindrical shells with variable thickness is investigated. Based on linear shell theory and applying energy method and using spline functions, free ...
PC Gamer

Microsoft launches Copilot AI function in Excel, but warns not to use it in 'any task requiring accuracy or reproducibility'

Software Microsoft announces it will automatically install the Copilot AI app alongside desktop versions of 365 products like Word, Excel and PowerPoint this October—and it seems like there's no way ...
Machine Design

The Power of a Ball Spline: Design, Function, Applications

The ubiquitous ball spline. Basically, it is a type of mechanical element used in a variety of industrial applications where precise movement and alignment is required, like machine tools, robot arms ...
GitHub

DOC: interpolate: RegularGridInterpolator with cubic interpolation

The interpolating function returned when using the RegularGridInterpolator with cubic and quintic interpolation is not valid with the default solver (scipy.sparse.linalg.gcrotmk). Changing the solver ...
Geeky Gadgets

Excel’s Ultimate FILTER Hack : Multiple Columns Multiple Values

What if you could take the chaos of a sprawling Excel spreadsheet and distill it into exactly the information you need—no fluff, no manual sifting, just precision? For anyone who’s ever wrestled with ...
ahajournals.org

Ejection Fraction Indexed to Left Ventricular Mass and Its Association With Cardiac Event Risk in a Community Population With Mildly Reduced or Preserved Ejection Fraction

Although previous studies have suggested that left ventricular ejection fraction (LVEF) adjusted by left ventricular mass (LVM) might improve prognostic risk stratification of cardiac events, few ...
JournalofAccountancy

Using Excel’s GROUPBY function as a PivotTable alternative

Q. Are there any alternatives to traditional PivotTables in Excel? A. The first thing that comes to mind is the function GROUPBY. The primary purpose of GROUPBY is to make data analysis easier by ...
Frontiers

Relationship between the hemoglobin-to-red cell distribution width ratio and post-stroke cognitive impairment: a prospective study

Department of Neurology, The Affiliated Huai'an Hospital of Xuzhou Medical University and The Second People's Hospital of Huai'an, Huai'an, China Background: Post-stroke cognitive impairment (PSCI) is ...
IEEE

Generic Walking Trajectory Generation of Biped using Sinusoidal Function and Cubic Spline

Abstract: A biped locomotion is an unstable behavior to perform because it is based on inverted pendulum model. Maintaining the balance and stability is a challenging task. Using numerical methods to ...
GitHub

How to Dynamically Control Video Speed in Video Combine Using Spline Editor?

I’m trying to dynamically control the speed of a video in ComfyUI by modifying the frame_rate input of Video Combine over time. My goal is to use KJNodes' Spline Editor to define a smooth speed curve, ...