نتایج جستجو برای: noninvasive samples

تعداد نتایج: 451473  

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 1999
Ali Bilgin Philip J. Sementilli Michael W. Marcellin

In this work, we present coding techniques that enable progressive transmission when trellis coded quantization (TCQ) is applied to wavelet coefficients. A method for approximately inverting TCQ in the absence of least significant bits is developed. Results are presented using different rate allocation strategies and different entropy coders. The proposed wavelet-TCQ coder yields excellent codi...

2009
Çagatay Dikici Christine Guillemot Caroline Fontaine Khalid Idrissi Atilla Baskurt

This paper considers the joint problem of dirty-paper and Wyner-Ziv coding with partial host information at the receiver. The rate-distortion and the capacity expressions have been derived for the Gaussian case. It is shown that the availability of the partial host information to the receiver has positive effects to the compression performance and the overall capacity. Moreover, a practical cod...

Alireza Mahoori, Nazli Karami, Shabnam Saeifar,

Background: Arterial pressure is one of the most important physiological variables and often needs to be monitored repeatedly or continuously in perioperative period. Arterial pressure monitoring is one of the standard monitoring in operating room. During general anesthesia, blood pressure can be measured by using a noninvasive arterial pressure method or continuous invasive arterial pressure b...

2016
David A. Keiter Fred L. Cunningham Olin E. Rhodes Brian J. Irwin James C. Beasley

Collection of scat samples is common in wildlife research, particularly for genetic capture-mark-recapture applications. Due to high degradation rates of genetic material in scat, large numbers of samples must be collected to generate robust estimates. Optimization of sampling approaches to account for taxa-specific patterns of scat deposition is, therefore, necessary to ensure sufficient sampl...

2005
EVA BELLEMAIN JON E. SWENSON DAVID TALLMON SVEN BRUNBERG

Noninvasive genetic methods can be used to estimate animal abundances and offer several advantages over conventional methods. Few attempts have been made, however, to evaluate the accuracy and precision of the estimates. We compared four methods of estimating population size based on fecal sampling. Two methods used rarefaction indices and two were based on capture-mark-recapture (CMR) estimato...

Journal: :Eclética Química 2021

An investigation dedicated to evaluating a big issue in biorefineries, solid impurity raw sugarcane, is presented. This relevant industrial sector requests high-frequency, low-cost, and noninvasive method. Then, the developed method uses averaged color values of ten color-scale descriptors: R (red), G (green), B (blue), their relative colors (r, g, b), H (hue), S (saturation), V (value) L (lumi...

Journal: :Journal of the American College of Cardiology 1994
V R Zales S Crawford C L Backer E Pahl C L Webb P Lynch C Mavroudis D W Benson

OBJECTIVES The aim of this study was to retrospectively evaluate the sensitivity of noninvasive surveillance (physical examination, echocardiography) of rejection in accurately predicting histologically documented rejection episodes. Additionally, the usefulness of routine scheduled biopsy and its safety in pediatric patients was explored. BACKGROUND Endomyocardial biopsy has been utilized as...

2014
Jia Wang Sheng-kai Huang Mei Zhao Mei Yang Jia-ling Zhong Yu-yu Gu Hua Peng Yi-qun Che Chang-zhi Huang

Prognosis of patients with colorectal cancer (CRC) is generally poor because of the lack of simple, convenient, and noninvasive tools for CRC detection at the early stage. The discovery of microRNAs (miRNAs) and their different expression profiles among different kinds of diseases has opened a new avenue for tumor diagnosis. We built a serum microRNA expression profile signature and tested its ...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2010
Alexander Link Francesc Balaguer Yan Shen Takeshi Nagasaka Juan José Lozano C Richard Boland Ajay Goel

INTRODUCTION Colorectal cancer (CRC) is the second leading cause of cancer-related deaths, but currently available noninvasive screening programs have achieved only a modest decrease in mortality. MicroRNAs (miRNA) play an important role in a wide array of biological processes and are commonly dysregulated in neoplasia. We aimed to evaluate the feasibility of fecal miRNAs as biomarkers for colo...

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