How can enclosed edge after image edge detection?

I would like to estimate the built-up area by using image edge detection. However, after detecting the edge inside the image, I need to close the area between the edges. Can anyone gudie?

01 February 2018 5,736 9 View

How can make model of the biometric features?

Suppose that three subjects lets say A1, B1, and C1 belong to class 1 and A2 B2, and C2 belongs to class 2. Then, feature extraction is applied on all A1 A2 B1 B2 C1 C2 to extract their...

31 December 2017 5,127 6 View

How to mask each region in image within boundary?

I would like to compute some factor inside the a boundary. I have the coordinates of this boundary. I must use a rectangle which each iteration is moving though the image. However, I cannot apply...

04 May 2017 1,025 2 View

Absolute moment of Laplacian distribution?

06 July 2016 4,428 3 View

Computing the mean and variance of the ratio of two Laplacian variables?

06 July 2016 1,759 3 View

Any advice on two-dimensional AR modelling and linear prediction with MATLAB?

10 November 2015 6,718 4 View

Can a native English Speaker look at my sentences for grammar checking?

06 July 2015 9,482 3 View

Plot a triangle in three dimension by using matlab?

31 December 2014 5,724 1 View

Variation of LPCs extraction by using MATLAB?

Why the LPCs are different from each other without any manipulation? [

10 November 2014 9,790 3 View

What is difference between indexed in ISI Thomson and Impact factor

What is the meaning of a journal is indexed in ISI thomson journal but without any Impact factor ? For example I can find a journal in http://ip-science.thomsonreuters.com/mjl/ but It does not...

05 June 2014 5,327 4 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View