AIMC Topic: Time

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Delay-dependent criterion for asymptotic stability of a class of fractional-order memristive neural networks with time-varying delays.

Neural networks : the official journal of the International Neural Network Society
The Lyapunov-Krasovskii functional approach is an important and effective delay-dependent stability analysis method for integer order system. However, it cannot be applied directly to fractional-order (FO) systems. To obtain delay-dependent stability...

Time series classification with Echo Memory Networks.

Neural networks : the official journal of the International Neural Network Society
Echo state networks (ESNs) are randomly connected recurrent neural networks (RNNs) that can be used as a temporal kernel for modeling time series data, and have been successfully applied on time series prediction tasks. Recently, ESNs have been appli...

Robust manifold broad learning system for large-scale noisy chaotic time series prediction: A perturbation perspective.

Neural networks : the official journal of the International Neural Network Society
Noises and outliers commonly exist in dynamical systems because of sensor disturbations or extreme dynamics. Thus, the robustness and generalization capacity are of vital importance for system modeling. In this paper, the robust manifold broad learni...

Closed-loop control of nonlinear neural networks: The estimate of control time and energy cost.

Neural networks : the official journal of the International Neural Network Society
This paper concentrates on an estimate of the upper bounds for control time and energy cost of a class of nonlinear neural networks (NNs). By constructing the appropriate closed-loop controller u and utilizing the inequality technique, sufficient con...

Determining gradient conditions for peptide purification in RPLC with machine-learning-based retention time predictions.

Journal of chromatography. A
A strategy for determining a suitable solvent gradient in silico in preparative peptide separations is presented. The strategy utilizes a machine-learning-based method, called ELUDE, for peptide retention time predictions based on the amino acid sequ...

Short-term cognitive networks, flexible reasoning and nonsynaptic learning.

Neural networks : the official journal of the International Neural Network Society
While the machine learning literature dedicated to fully automated reasoning algorithms is abundant, the number of methods enabling the inference process on the basis of previously defined knowledge structures is scanter. Fuzzy Cognitive Maps (FCMs) ...

Robot for health data acquisition among older adults: a pilot randomised controlled cross-over trial.

BMJ quality & safety
BACKGROUND /OBJECTIVES: Healthcare professionals (HCP) are confronted with an increased demand for assessments of important health status measures, such as patient-reported outcome measurements (PROM), and the time this requires. The aim of this stud...

Estimating Scale-Invariant Future in Continuous Time.

Neural computation
Natural learners must compute an estimate of future outcomes that follow from a stimulus in continuous time. Widely used reinforcement learning algorithms discretize continuous time and estimate either transition functions from one step to the next (...

Global synchronization in finite time for fractional-order neural networks with discontinuous activations and time delays.

Neural networks : the official journal of the International Neural Network Society
This paper is concerned with the global Mittag-Leffler synchronization and the synchronization in finite time for fractional-order neural networks (FNNs) with discontinuous activations and time delays. Firstly, the properties with respect to Mittag-L...

CMedTEX: A Rule-based Temporal Expression Extraction and Normalization System for Chinese Clinical Notes.

AMIA ... Annual Symposium proceedings. AMIA Symposium
Time is an important aspect of information and is very useful for information utilization. The goal of this study was to analyze the challenges of temporal expression (TE) extraction and normalization in Chinese clinical notes by assessing the perfor...