Ahsan Khoja

Pitch #1 The  use of computing resources allows the processing of biological data and computational analysis. However in order to conver this data into useful information requires the us of a large number oftools, parameters, and dynamically changing reference data. … Read More

Idea #1 Using machine learning to identify if a webpage is malicious, sometimes websites are blacklisted and that’s how they are identified as malicious but its cumbersome to do that for every website and constant new sites, use ML to … Read More

Idea 1 : Maze Generation I would like to examine maze generation algorithms for the purpose of generating more challenging domains for search algorithms to solve. Creating domains that challenge existing search algorithms can assist in the development of more … Read More

Maze generation and solving: Hai, Zhou, Maze Router: Lee Algorithm These slides from Northwestern University give a great overview of maze routing algorithms. They discuss Lee algorithm, Handlock’s algorithm, Soukup’s algorithm, and more, along with their strengths and weaknesses, and … Read More

I want to create a tool that will protect a web application from malicious attacks. As a start, I would like to build a simple website where multiple users are able to sign up, authenticate and store information. Then, I … Read More

Pitch #1 We all at some point have received that suspicious message stating that we are being watched or an annoying pop up in which insists that our devices are riddled with virus’s. I seek to find out how often … Read More

ABSTRACT: Voting is an important Ensemble Learning technique. However, there has not been much discussion about leveraging the base classifiers’ consensus on unlabeled data to better inform the final prediction. My proposed method identifies the data points where the ensemble … Read More

Chest X-Ray Abnormalities Detection with a focus on Infiltration Abstract Navigating chest X-rays is an obligatory step to determine lung and heart diseases. Since many people now believe that Chest X-ray radiographs can detect COVID-19, the disease of the decade, … Read More

Project abstract: Heuristic evaluation is one of the most popular methods for usability evaluation in Human-Computer Interaction (HCI). However, most heuristic models only provide generic heuristic evaluation for the entire application as a whole, even though different parts of an … Read More

Predicting cryptocurrency price movements is a well-known problem of interest. In this modern age, social media represents the public sentiment about current events. Twitter especially has attracted a lot of attention from researchers who are studying the public sentiments. Recent … Read More

Software demo video Software Architecture Diagram:

dongcao_research_paper_draft1.pdf

Annotated Bibliography 1 – Topic: Recommender System using Collaborative Filtering algorithm Annotated Bibliography 2 – Topic: Optical Character Recognition Literature Review Research Proposal

dongcao_final_proposal.pdf

dongcao_annotated_bibliography.pdf

Pitch 1 – Develop an API for Sensor I was hoping to work with sensors to develop an interface/app that would be more useful forindividuals’ projects. Say there was this sensor that measured water quality that was inexpensive,but pretty rudimentary … Read More

Pitch 1 Social media sentiments to predict mental health of people during the stages of pandemic in the United States I think it is important to know how people are feeling, whether they are hopeful, devastated, excited, or feeling fine … Read More

Cryptocurrency price prediction This would predict crypto currency prices using deep learning. As cryptocurrency popularity is increasing in the modern age and the money flow is increasing this is making cryptocurrencies more volatile and the patterns are changing. Some of … Read More

A new voting ensemble scheme Voting is a popular technique in Machine Learning to aggregate the predictions of multiple models and produce a more robust prediction. Some of the most widely used voting schemes are majority voting, rank voting, etc. … Read More

Final Paper A final version of the paper can be found here. Final Repository A final version of the repository can be found here. Changes Demographic weighting was added, as was a file that turns Rhode Island into 3 districts. … Read More

Abstract Modern internet architecture faces the challenge of centralized services by big tech companies, which capitalizes on the users’ information. Most of the well-known chat services at the moment have to depend on a third party server which stores the … Read More

https://drive.google.com/file/d/1oUf2SylDw4bAcP6wL0JicsZc83g2eAr_/view?usp=sharing

https://drive.google.com/file/d/1L7LDISv-XJwR7ExGpQ5V7lwkCkKZpY8M/view?usp=sharing

The repository for this software can be found at https://gitlab.cluster.earlham.edu/senior-capstones-2020/laurence-ruberl-capstone

This week I mostly worked on the final video, as well as making some small final touches to the paper based on Charlie’s suggestions.

I finished out some final kinks and have a fully functional version now.

I mostly worked on my poster during this week. There were a number of small issues with my original poster created using LaTeX, which I could not fix without delving into a lot of code, so I recreated it using … Read More

I completed the second draft of my paper which required changes in the diagram, motivation for the project. The final draft shall have all the required and suggested materials. I am working on the final version of the poster which … Read More

I am working on distance calculation. I had to start from scratch since there are no tutorials online to follow so it is taking up time. The image model is still not working so I am going to make the … Read More

I worked on the project poster. I also continued working on software demo v2 and finally submitted it. I discussed with Becky on scaling the accuracy testing, and the method I should use. I have found the food density data … Read More

I worked on integrating the camera into my application. I found the bug for image processing, but I am working on finding a way to install the CUDA toolkit on Google Cloud VM. I also worked on software demo version … Read More

I was mainly in the process of transitioning.

This last week I tried to connect my C++ code with my Python code. I failed because I couldn’t convert from cv::Mat to Numpy Array. There were several problems with that. I will instead save the output of my C++ … Read More

The second video was primarily focussed on the student application. As of now, a user can search for books based on categories like sports, academics, fiction, etc. They can issue books by scanning the QR code as well. The homepage … Read More

I finished the first draft of the poster. While doing that, I needed to get the accuracies for my AI model and my image processing algorithm overall. My AI accuracy was around 90% for the testing set. However, I realized … Read More

I worked on the feedback I received from Igor concerning some of the difficult notation, and overall organization of my paper. I also removed some obvious lemmas and simplified the basic results for the second draft.

I downloaded some past posters to understand how to present my project idea through a poster. Working on the second draft of paper. Finishing up the admin app, in progress to complete all the features of the student app by … Read More

I am having trouble with binding the C++ code to Python. Besides that pretty much everything is finished. This week was (is going to) spent on working on the poster.

I worked on presenting the proof in the most succinct way possible for the poster. I worked on several iterations and finally narrowed down on what is the current first draft. I also received feedback on the first draft of … Read More

I submitted the second software video. Finishing up the first version of the poster. I also received feedback on the first draft of my paper from Charlie, and discussed the paper and feedback with Charlie. Got valuable suggestion to work … Read More

I am struggling with linking my C++ code and Python code. The conversion from numpy array to cv2::Mat and back is the problem. There are libraries to help with that, but I fail at setting them up.

I’ve done some work on the configuration parser to enable to core of the project to work: allowing a user to generate a ui with functionality from a text file. All i’ve been able to do so far runtime wise … Read More

I spent this week on finishing up a very detailed proof that Parks is NP complete. I also worked on improving the exposition of ideas leading up to the main result in my paper, which really helped me with the … Read More

Did not get much to do due to the college shut down caused by corona virus. Hoping to get in touch with my advisor and figuring out the remaining schedule.

I parallelized some of the python code. I also rewrote the color processing code into C++. The C++ code for individually changing each pixel is 600 times faster. I read up on how to make images of food look better … Read More

I did not get to do much due to the various disruptions caused by Corona virus. I am currently working on getting things in order and figuring out meeting times with my adviser and whatnot.

Working on the logout procedure and to be able to pull up books from the database correctly when the QR code is scanned. The profile page of the librarian and student needs some design elements since the users can view … Read More

 I fixed the problem where all returned images look the same. I started looking into how to parallelize the code and learning photography techniques to make images better.  I have also made a more presentable diagram, which I will also … Read More

The overall design of the project: The design of the User Interface/Data Finding process: The design for the Data Formatting process: The design for the Displaying Results process: The Partial Machine Learning process has yet to be defined as this … Read More

I am currently working on a proof that non-contiguous kPARKS is NP-Complete. I am also mostly done with my paper.

Parks Puzzle is a popular puzzle game that is played on a square grid. A Parks Puzzle consists of an nxn grid with contiguous regions known as parks. The aim of the puzzle is to place trees within parks such … Read More

Now that I have a proof for the parks puzzle, I am spending time working on a more general puzzle that we’ve dubbed kPARKS, which is the analogous problem of placing k trees in every row, column and Park. I … Read More

My project is an application used in a library to issue and return books using QR code. The primary usage of this app is in college libraries. Using personal smartphones, users can scan the QR code and check out the … Read More

I did not manage to get the foreground (the food) with zero user interaction. I have achieved pretty good success at picking just the food with minimal user interaction. I will try it with a pure white background next. I … Read More

This week I worked on finalizing my proof for the IFF and OR gadgets, and rewriting the final proof for the paper draft. I am now planning on working on an explicit algorithm for the reduction for use in the … Read More

Completed the paper outline. Working on the first draft as per the feedback received on the outline. Plan to complete the draft this week and present the first version of the project next week. I am still working on the … Read More

This week, I focused on writing the outline of the paper. I also have been using NLTK to extract features from the text reviews. I need to figure out how to handle a review that has multiple sentences since my … Read More

For this week, I followed a tutorial from Educative about Natural Language Processing and followed for data preprocessing. I was able to load the dataset and I am in the process of preprocessing it. I ran into a problem of … Read More

For the past week, I was able to skim through the Amazon Review datasets and chose Clothing, Shoes and Jewelry, on the criteria that its size is not too much. I then researched and learnt how to use pandas to … Read More

The proof has been completed. This week I will work on writing it out rigorously, as well as designing the program.

I am trying to succesfully detect the foreground object in the image, which will be food. While the initial idea was to use AI to detect the food in the image, this is not a completely solved problem yet. Since … Read More

User login and authentication is complete. New user is able to sign and save details in the database. Sample set of 20 books to be used as testing data. Currently I am figuring out QR code scanning and generating new … Read More

I finished the ranking module. It take a folder of images, converts them to an array, passes the n best images to another function, which keeps processing the images, and then picking the best n again to be processed. There … Read More

This week I took a short break from working on the proof to start working on the app. I am currently trying to figure out whether it is worth designing the Parks app as a webapp, while also starting work … Read More

Working on the first draft of the paper.

I have started working on passing images to the ranking algorithm. I also have found some online food-photography courses I want to look at. Learning that will be helpful in knowing how to improve my images.

This past month i have been mostly working with getting everything for my project working and fighting some major issues. The first issue that has been almost solved is that the NorthStar uses DisplayPort out while my computer only has … Read More

I worked with possible ways of proving that non-contiguous Parks is NP-Complete, and found one good avenue for exploration. Over the week I produced a general technique to convert any instance of 3-SAT to an instance of the non-contiguous Parks … Read More

I worked on the login page and setup and almost done with the forget password setup. I have to decide on the database for the login, whether it will be single data base or sql for the whole application. I … Read More

I have spent some time thinking about how to split up the timeline into more detail. I have met with Charlie, and decided that the program should take a bulk of images as an input rather than a video. The … Read More

Over this week I finished up an non-contiguous IFF and OR gadgets, however I came to the conclusion, after meeting with Igor, that there does not seem to be a way to effectively put together these two gadgets. However, we … Read More

Working on the login and sign up system. Reading existing papers that talk about such system. Sign up will be via Zimbra only since using Facebook and other applications could lead to fraud accounts. The home page would be ready … Read More

It was the first week, and we had out presentations. I also found an advisor. Everything is swell.

For the past week, I went back to my materials in CS388 and re-read my proposal along with the research papers in the proposals. In the following week, I need to obtain the dataset and learn (at least partially), the … Read More

This week I worked on setting up Keras and completed a course on deep learning using Keras (Learn Keras: Build 4 Deep Learning Applications). As I prepped for implementing the project, one of the significant challenges I have encountered is … Read More

This was the first week so I worked on getting back up to speed with the research, and on creating presentations for the first class.

I am getting familiar with Android studio. As per my timeline, the first step in the application is to implement the login system. Aim is to decide by end of this week whether to use Firebase and SQL or only … Read More

Finished the final draft of project proposal.

I submitted the final proposal for my project. It is attached with this post.

I have been working on my final proposal this week. I will post it after the deadline for the assignment.

I made final edits to my presentation and finished reading 3rd passes for all papers I have found. I have also revised my design by adding some more details to it. I have found a book about OpenCV projects so I … Read More

In the past week, I browsed to see if I could find a better data set for my project. I wanted to find a data set with users’ purchase history as well as the product information, but I could not … Read More

This week I have worked on the presentation. That’s it.

This week I worked on the final proposal. Feedback from the second draft indicated that there were some grammar and structure errors. I added the testing and abstract sections. I hope to finish the proposal by the end of this … Read More

This week I have not been able to do much progress. I have decided to scrap the idea to use Machine Learning in the module for altering images, due to difficulty in implementation. Besides that, I have worked on the … Read More

I found an API for food calories. I worked on proposal second draft. I explored an image editing software I am thinking to use.

Still working on the second draft. Rebuilding the diagram of SLMS. Also ready with the draft for the presentation.

This week I have Continue with the Operating Systems with the focus on File Systems through studying and reimplementing the Unix Version 6. Continue with the Networking parts.

This week I have: Studied the general knowledge of blockchain Read about File System in an Operating System Read about the basics of Computer Networks

I have been continuing learning machine learning with Python, specifically  PyTorch. I started with PyTorch because it has a less steep learning curve compared to Tensorflow (the alternative). However, there are more tutorials for Tensorflow and I might pivot next … Read More

Discussed the feedback on the first draft with Xunfei. Got valuable feedback and planning to implement them in the second draft. I am searching for the algorithms to be used in the SLMS and working on the second draft.

I worked extensively on finishing the first draft. I rewrote the design and related works section.

Uploaded papers I have finalized for the proposal. I will meet Xunfei to confirm the papers and talk more about the first draft. I have made an appointment with the writing center for the first draft. I spoke to the … Read More

In the past week, I have: Finished a simple Hangman Game in Elixir, I coded it up during the weekend. It can be found here: https://github.com/hungphi98/Hangman_Elixir. I learned a lot of things while making this tiny game: decoupling design; BEAM … Read More

This week I have: Learned about the P2P and different Protocols in the implementation Learned about the history of P2P, and different architectures in implementing a fully functional P2P File Sharing Application. It is quite colorful actually. Made a rough … Read More

I met with Xunfei to improve my design outline for the proposal outline. I completed the outline on the box site. I am trying to find more ways to improve the existing system and see if there is anything else … Read More

Received feedback for LR. I understood the mistakes I made and working on the revised LR. I also found additional papers that I will use. Met with Xunfei to discuss proposal outline and LR.

This week I mainly finished my LR and spoke in detail regarding the project idea with Xunfei. It seems I like I know which technology to progress with and eliminate the two I was debating before. I also worked on … Read More

In the past week, I have found papers for the literature review, started working on the paper. I have to talk with my advisor regarding the papers. I also found that the QR code would be a viable option rather … Read More

In the past week, I read 3 more papers for each idea. I spoke to the faculty regarding the 3 ideas to decide which one is feasible for the final project. Some papers I found are listed below. I will … Read More

Started the draft of my outline and abstract. Continued working with the “jigsaw” idea/method ran into a hiccup with placing content while moving left and up, this will require a code segment to further regulate the placement based on there … Read More

I researched and made a list of papers that I will read in the upcoming week. Here is the list of papers, that I plan to read: Topic 1 Name: 3d Printer – A new Technique Paper List: (1)  Innovations in … Read More

I visited the writing center for bibliography help and to sort out the papers. I was able to remove some irrelevant papers and finish up my assignment. The library management idea seems to be my project idea and I am … Read More

This week I tackled simple branching. I have gotten it to the point where it is fully functional but limited in content. At some point during the process, the algorithm will place a specified branch segment, It will then create … Read More

I spoke with Xunfei regarding the three ideas. Currently, I am reading through similar papers and figuring out which idea I will finalize. I have selected the papers for the next assignment and going through the first pass for the … Read More

Thought a lot about how I am going to handle simple branching, currently looking into a version that would just at some point split the level and after the split, here will be a branch that only goes right and … Read More

Idea 2 – Library Management Mobile Application The library management system is a tool to organise the library automatically without requiring human intervention to issue books, track record of books in library, and perform day to day actions required to … Read More

Predicting the winner of a NBA match Usage of technology to help in the correct outcome of sports. The goal is to predict the winner of an NBA game using machine learning techniques. This is done on the based of … Read More

Final Paper: Final Poster:

I have been working on editing my final draft for my proposal and updating it with new information that I discussed with Xunfei about the direction of the project. I have been adding information on the different directions I can … Read More

Poster used to present Capstone