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Aditya


Last seen: 2 giorni fa Attivo dal 2023

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Error using fit>iFit (line 348) Error while trying to evaluate FITTYPE function... with FASTCORMICS
The error message you're encountering in MATLAB when using the fit function within the FASTCORMICS tool indicates an issue with ...

circa un mese fa | 0

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How to get last observations for the last action taken in an episode before a new episode begins
To achieve the behavior you're describing in a custom reinforcement learning environment in MATLAB Simulink, where the environme...

circa un mese fa | 0

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Using classification learner for ensemble tree modeling, errors out
The error message "An error occurred during function call" in MATLAB's Classification Learner app when trying to train a Bagged ...

circa un mese fa | 0

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Generate normally distributed random variable using acceptance-rejection method given trail distribution as cauchy
It looks like you are trying to implement a rejection sampling method to sample from a normal distribution using a Cauchy distri...

circa un mese fa | 0

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Addon Library for Adafruit 16-channel 12 bit PWM servo driver with Arduino use
It is feasible to use MATLAB to control devices over an I2C connection with an Arduino and a 16-channel Adafruit PCA9685 PWM/Ser...

circa un mese fa | 0

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Custom DQN enviroment & Loss function.
Creating a custom environment for a DQN (Deep Q-Network) that involves the dismantling of networks (graphs) and modifying the lo...

circa un mese fa | 0

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How to implement spatial attention mechanism in Deep Network Designer
To implement a spatial attention mechanism within a deep learning model using MATLAB's Deep Network Designer, you would typicall...

circa un mese fa | 0

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Question regarding implementation of source code for Generalised regression neural network (newgrnn)
The use of sqrt(-log(0.5)) instead of 1/sqrt(2) is a specific choice that relates to how the bias influences the shape and spr...

circa un mese fa | 0

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Encoder InitialCount Data acquisition object
Switching from Data Acquisition Sessions to Data Acquisition Objects in MATLAB introduces some changes in how things are handled...

circa 2 mesi fa | 0

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Error in 'SMIB/GENERATOR/DC1A EXCITATION SYSTEM/MODEL/LOWPASS FILTER 1//(Tr.s+1)' :failed to evaluate mask initialization command.Caused by:failed to find initial condition.
The error message you're encountering indicates a problem with initializing a component within a Simulink model, specifically wi...

circa 2 mesi fa | 0

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Why is the estimation using tfest with EnforceStability = true only so bad compared to a unstable estimation?
When using tfest in MATLAB to estimate the transfer function of a system from its measured frequency response, enforcing stabili...

circa 2 mesi fa | 0

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How to build the Simulink structure of the MPC model?
The issue you're encountering during the "Cosimulate MPC Controller and Nonlinear Plant" step, particularly at the point of buil...

circa 2 mesi fa | 0

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Default LDA fitting algorithm used in fitcdiscr, classification algorithm used by predict, formula for DeltaPredictor property
Linear Discriminant Analysis (LDA) in MATLAB, especially when using the fitcdiscr function, is a powerful method for both classi...

2 mesi fa | 0

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When I use TCN+DDPG algorithm ,an error was reported at: trainingStats = train(agent,env,trainOpts); : There was an error executing the ProcessExperienceFcn.
The error message you're encountering, "Variables of this type do not support indexing with curly braces," is likely related to ...

2 mesi fa | 0

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Is it possible to train a gaussian process regression (GPR) using input and output multidimensional arrays?
Given that you have 100 time series each with 10k data points and 20 characteristics, it seems that you may want to predict one ...

3 mesi fa | 0

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Reinforcement learning agent not being saved during training
In MATLAB, when using the reinforcement learning toolbox and the train function, there is an option to save the agent when certa...

3 mesi fa | 0

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[Reinforcement Learning] Deny an action already taken by the agent
It seems you want to prevent the reinforcement learning (RL) agent from taking an action that has already been taken in the curr...

3 mesi fa | 0

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Clustering 3D data based on Euclidean distance turns out insufficient
Hierarchical clustering is a method that seeks to build a hierarchy of clusters based on a chosen distance metric and linkage cr...

3 mesi fa | 1

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IRDataCurve.bootstrap 似乎忽略了 'InstrumentBasis' 参数.
The MATLAB function IRDataCurve.bootstrap is used to create an interest rate curve from market instruments. The 'InstrumentBasis...

3 mesi fa | 0

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BiLSTM Empty Backward Cell states and Hidden states
Although it might not be a bug, it might be a feature unique to MATLAB's handling of state updates in bidirectional LSTM (BiLSTM...

3 mesi fa | 0

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Possible bug in regress when y and x are complex
The MATLAB function `regress` is not designed to handle complex numbers directly. When you pass complex numbers to `regress`, it...

3 mesi fa | 0

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how to plot prediction and confidence interval for non-parametric distribution?
For non-parametric regression methods like ksdensity (Kernel Density Estimation) or quantile regression, the prediction interval...

3 mesi fa | 0

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Is there a supported method for fully connected layers with dlarrays containing complex numbers (2021b)?
Deep Learning Toolbox in the 2021b release indeed introduced support for complex values in dlarray objects. However, certain ope...

3 mesi fa | 0

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Fitness function in GA
To develop a fitness function from an Artificial Neural Network (ANN) with two input variables and one output variable, you'll n...

3 mesi fa | 0

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Creating discrete observation space for Reinforcement Learning
In reinforcement learning with MATLAB's Reinforcement Learning Toolbox, the `rlFiniteSetSpec` object is used to define a finite ...

3 mesi fa | 0

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Definition of minimum and maximum values of each parameter in Definitive Screening Designs runs
The function you're referring to for creating Definitive Screening Designs (DSDs) in MATLAB from the MathWorks File Exchange gen...

3 mesi fa | 0

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Using Latin Hyper Cube Sampling for Acquiring Multiple Replicates of an ODE
To use Latin Hypercube Sampling (LHS) for generating your parameter values instead of the uniform random numbers generated by ra...

3 mesi fa | 0

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Understanding the NumStepsToLookAhead parameter in rlDQNAgentOptions (DQN-based reinforcement learning)
In Deep Q-Networks (DQN), the `NumStepsToLookAhead` parameter in `rlDQNAgentOptions` indeed refers to the use of n-step returns ...

3 mesi fa | 0

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RL traning and reward
In MATLAB/Simulink, when working with reinforcement learning, you can save the training data (such as the agent's experience rep...

3 mesi fa | 0

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Disable aoctool interactive pop up window
Unfortunately, aoctool does not have an inherent option to disable the pop-up window while still displaying the results within t...

3 mesi fa | 0

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