Mario Trevino
Johns Hopkins University
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Need to create audio signal for perceptual task
Hi there everyone, Im working with a perceptual task. Imagine we have a dot that is projected on your screen. On different trial...
29 days 前 | 0 个回答 | 0
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Can someone help me open a Simulink file from an old version of matlab? (probably around year 2000)
Hi there everybody I wonder if someone of you could help me open an old Simulink file and store it in a more recent version?
1 year 前 | 1 个回答 | 0
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Password protect mat files
Hi there everybody, Im writing an application and I would like to password protect the generated mat files... is there an easy w...
1 year 前 | 2 个回答 | 1
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Problems with urlread/webread
Hi there everyone Im using a function to download stock prices from yahoo finance. The function works well with most of the tic...
4 years 前 | 0 个回答 | 0
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INTRADAY STOCK PRICES WITH A FREE PROVIDER?
I wonder if there is a way to access intraday stock prices at no cost from a provider? Previously we could do that directly fro...
5 years 前 | 0 个回答 | 0
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cannot send an email through matlab
Im not being able to send an email thgourh matlab.... My google account allow external applications to use it.... here is the c...
5 years 前 | 1 个回答 | 0
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LifeCam Webcams Crashing in Matlab 2016a after windows update
Hi everyone Im having a serious problem trying to use my Microsoft LifeCam Webcams through MATLAB 2016a, the system can detect ...
5 years 前 | 0 个回答 | 1
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VERY SLOW aqcuisition of video frames using snapshot function compared to windows camera
Im trying to acquire videos using Matlab and Microsoft webcam with maximum resolution, yet the effective sampling frequency is e...
6 years 前 | 0 个回答 | 1
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Adding a special boundary condition to an ODE
Hi everyone! Im solving an ODE using fmincon and a cost function. Im able to find the best parameters of the model and Im happy...
8 years 前 | 0 个回答 | 0
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displaying SET operations with MATLAB
hi everyone Im performing some set operations with MATLAB and I wonder wherther you know of any nice application which I could ...
9 years 前 | 0 个回答 | 0
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Yaw, Pitch and Roll
hi Everyone I have a video where I record, on each frame, the location of a little plaque with 4 colored dots (different color ...
9 years 前 | 2 个回答 | 0
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A hidden variable problem?
Hi everyone, I have a new problem in my hands and dont know the best way to approach it. I have the mRNA expression levels for ...
9 years 前 | 0 个回答 | 0
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Display precision vs actual precision
Hi everyone We are running some simulations in MATLAB and storing the results afterwards. Yet, we are concerned that the actual...
9 years 前 | 2 个回答 | 0
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how to send me an email from matlab running on another computer?
any suggestions?
9 years 前 | 2 个回答 | 0
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detecting computer ID from matlab
Hi everyone, I wonder if any of you can tell me how to get the computer ID from within matlab? I want to make a compiled functi...
9 years 前 | 2 个回答 | 0
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Cell Arrays vs Matrices
Gentlemen, are cell arrays faster or slower than Matrices to store numbers? thanks in advance! mario
10 years 前 | 1 个回答 | 0
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homogeneous distribution of particles over the surface of a sphere
hi everyone, I have a very simple question Im using random numbers from a uniform distribution (range from 0 to 2*pi) to create...
10 years 前 | 1 个回答 | 0
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Is there such a thing as an unsupervised optimized sampling?
I have sigmoidal processes which I want to sample with, say, 10 points each. I dont know, a priori, the shape of each sigmoid....
10 years 前 | 0 个回答 | 0
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Creating synthetic images with controlled properties?
Hi everyone, Im trying to find out if there is a clever way to mathematically generate a set of different images with some key s...
10 years 前 | 2 个回答 | 0
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how to open many matlab instances from matlab?
hi there, I want to make a function that opens multiple matlab instances (from within matlab) and then starts running different ...
10 years 前 | 2 个回答 | 0
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RGB colors in scatter3
Im trying to plot n [X,Y,Z] dots in 3d with their colors given by C which is a nx3 matrix describing the RGB colors for each dot...
10 years 前 | 1 个回答 | 0
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how to get name of a function (within the function)
Wise gentlemen: how do I get the name of a function within the function?
11 years 前 | 4 个回答 | 0
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Renaming files without preserving their date and creation time
I want to rename files but without preserving their original date and creation times.So far, Ive tried two options: OPTION 1:...
11 years 前 | 1 个回答 | 0
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Can you help me with a logistic regression?
I need to solve the following system: log(pR,i/pL,i)=SIGMA{ alpha_j [(rR,i-j)-(rL,i-j)]}+SIGMA{ beta_j [(cR,i-j)-(cL,i-j)]}+g...
11 years 前 | 1 个回答 | 0
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Recover image from current figure without saving it
Suppose I have: figure imshow(matrix) hold on scatter(x2,y2,size2,color2, 'filled') axis square axis off ...
11 years 前 | 1 个回答 | 0
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个回答How to make a set of RGB color combinations
Hey there, thanks for your help Im solving an image processing problem, and Im planning to create multiple masks with different...
11 years 前 | 0
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How to make a set of RGB color combinations
I want to build a finite set of RGB colors, say 100, which maximices the overall differences (Euclidean distance) between each o...
11 years 前 | 3 个回答 | 1
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How to build a rotationally symmetric mask?
Hi everyone, suppose I have 'p' given by a generalized Gaussian function and want to make a rotationally symmetric mask of it (i...
11 years 前 | 1 个回答 | 0
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Need help to classify a variable for parallel computing
I have something like: parfor .... [blobCentroid(i-chunk,1:2),blobOrientation(i-chunk,1)]=blob_analysis(vidFrame_bn);...
11 years 前 | 1 个回答 | 0
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个回答VideoReader.m and read.m in MATLAB 64 bit
NICE! little bug, simple solution, big headache. thank you very much Walt!
11 years 前 | 0