Tumor Detection using classification – Machine Learning and Python
ABSTARCT :
Brain tumor detection is a critical application in the field of medical imaging, aimed at aiding healthcare professionals in the early and accurate diagnosis of brain tumors. This project leverages machine learning and deep learning techniques in Python to developa robust and reliable brain tumor detection system.
The system undergoes sensitivity and uncertainty analyses to assess its performance under diverse data conditions and to quantifythe impact of variations and uncertainties on the model's accuracy.
By systematically evaluating the model's sensitivity to various factors and understanding the sources of uncertainty, this project contributes to enhancing the system's reliability and readiness for clinical use. The findings provide insights into optimization and robustness enhancements, ultimately facilitating better patient care and outcomes in the diagnosis of brain tumors
EXISTING SYSTEM :
In the realm of tumor detection using machine learning and Python, there are several existing approaches and frameworks that have been developed and applied in research and practical applications. These methods leverage various machine learning techniques to automate the process of identifying tumors in medical imaging data.
CNNs have been extensively used for tumor detection due to their ability to learn hierarchical features directly from images. Models like VGG, ResNet, and DenseNet adapted for medical imaging tasks. These networks are typically pretrained on large datasets like ImageNet and fine-tuned on medical image datasets.
DISADVANTAGE :
Acquiring large and diverse datasets of medical images with annotated tumors can be challenging. Limited data can lead to models that are not sufficiently generalized.
Class imbalance between tumor and non-tumor cases can affect model performance, requiring techniques like data augmentation or sampling strategies.
Deep learning models, especially complex architectures like CNNs, can be difficult to interpret. Understanding how and why a model makes a particular prediction (e.g., identifying tumor regions) is crucial for medical acceptance and trust.
Lack of interpretability can hinder clinical adoption as healthcare professionals may be reluctant to trust "black-box" models without understanding their decision-making process.
PROPOSED SYSTEM :
The creation of an effective algorithm model is crucial to the success of any project. It is crucial to have accurate patient data since mistakes cannot be tolerated while planning healthcare services. A particular kind of artificial neural network created primarily to analyse pixel input is the convolutional neural network (CNN).
CNNs are frequently employed for tasks like image classification, object identification, and image segmentation because they use a mathematical operation called convolution to extract characteristics from images. Here are some of CNNs' most notable characteristics: 1. Each convolutional layer in its structure performs a convolution operation on the input data. 2. Pooling layers come after the convolutional layers and down sample the convolutional layers' output. 3. Fully linked layers, which are often the final layers of the CNN, carry either classification or regression tasks. K
ADVANTAGE :
Multiple classifiers use the suggested mixed texture feature for each segmented section to categorize Tumor / non-Tumor MR slices. Based on a detailed performance assessment, we found that functional fusion and KNN outperformed other classifiers.
The outcomes show the benefits of the suggested approach. Various forms of brain pre-training Validity of the final model are assessed using tumor classification utilizing three different sets of magnetic resonance imaging (MRI) (deep feature extractor, machine learning classifier, and deep feature set) published online.
The performance of experimental outcomes can be greatly enhanced by gathering comprehensive features. Support Vector Machines (SVMs) with longterm base function cores typically perform better than alternative machine learning rating containers.[
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