# Roche de Guzman

### Hofstra University

Associate Professor, Bioengineering

Teaching:

ENGG 010 (MATLAB Programming for Engineers)

ENGG 081 (Introduction to Bioengineering)

ENGG 101 (Numerical Methods)

ENGG 108 (Biomaterials Lab)

ENGG 112 (Engineering Drawing)

ENGG 118 (Fundamentals of Biomaterials)

ENGG 143G (Senior Design)

ENGG 165 (Bioengineering Modeling and Simulation)

ENGG 169 (Fluid Mechanics Lab)

Research:

Biomaterials, Medical Device, Drug Delivery, Mathematical Modeling

**Statistics**

RANK**1,773**

of 244,164

REPUTATION**24**

CONTRIBUTIONS

**1** Question

**11** Answers

ANSWER ACCEPTANCE **
100.0%
**

VOTES RECEIVED**10**

RANK**3,435** of 17,069

REPUTATION**394**

AVERAGE RATING**4.00**

CONTRIBUTIONS**27** Files

DOWNLOADS **85**

ALL TIME DOWNLOADS**3744**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Content Feed**

Submitted

Measure Radius App

App to calibrate and measure a spherical gel's radius.

1 month ago | 1 download |

Submitted

Lagrange's Polynomial Interpolation

Interpolates a scalar or vector yp = f(xp) with given x and y = f(x) vectors and xp query

4 months ago | 2 downloads |

Submitted

Newton's Polynomial Interpolation

Interpolates a scalar or vector yp = f(xp) with given x and y = f(x) vectors and xp query

4 months ago | 5 downloads |

Solved

"Look and say" sequence

What's the next number in this sequence? * [0] * [1 0] * [1 1 1 0] * [3 1 1 0] * [1 3 2 1 1 0] This a variant on the w...

8 months ago

Solved

Sum of first n terms of a harmonic progression

Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

8 months ago

Submitted

ShowDICOM Script for Animation of CT Series and Movie Output

Displays DICOM Images

9 months ago | 2 downloads |

Question

DrawingFinished event No response

imshow(I,[]); % show image from image data drawroi = drawassisted; evs = events(class(drawroi)); % event source and events list...

9 months ago | 1 answer | 0

### 1

answerIssue with imdistline() function in MATLAB?

global h; h = imdistline; % activates the fx for drawing and measuring line global xc yc; xc = 0.3; yc = 0.1; % x and y convers...

9 months ago | 0

How to calculate distance in centimeters using IMDISTLINE?

global h; h = imdistline; % activates the fx for drawing and measuring line setLabelTextFormatter(h,'measure'); % message addN...

9 months ago | 2

How can I reverse black and white in a grayscale image?

I = imcomplement(I)

9 months ago | 0

Solved

Magic is simple (for beginners)

Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

9 months ago

Solved

Make a random, non-repeating vector.

This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

9 months ago

Solved

Number of 1s in a binary string

Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

9 months ago

Solved

Return the first and last character of a string

Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

9 months ago

Solved

Generate a vector like 1,2,2,3,3,3,4,4,4,4

Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

9 months ago

Solved

Getting the indices from a vector

This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

9 months ago

Solved

Maximum value in a matrix

Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

9 months ago

Solved

Longest run of consecutive numbers

Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

9 months ago

Solved

Rescale Scores

Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

9 months ago

Solved

Calculate Inner Product

Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

9 months ago

Solved

Find MPG of Lightest Cars

The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

9 months ago

Solved

Find the Best Hotels

Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

9 months ago

Solved

Crop an Image

A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

9 months ago

Solved

Calculate BMI

Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

9 months ago

Solved

Plot Damped Sinusoid

Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

9 months ago

Solved

Calculate a Damped Sinusoid

The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

9 months ago

Solved

Verify Law of Large Numbers

If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

9 months ago

Solved

Find the Oldest Person in a Room

Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

9 months ago

Solved

Calculate Amount of Cake Frosting

Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

9 months ago