Search Results for author: Melih C. Yesilli

Found 8 papers, 1 papers with code

Topological Feature Vectors for Chatter Detection in Turning Processes

no code implementations21 May 2019 Melih C. Yesilli, Firas A. Khasawneh, Andreas Otto

We present the results for several choices of the topological feature vectors, and we compare our results to the WPT and EEMD methods using experimental turning data.

Time Series Time Series Analysis

Chatter Detection in Turning Using Machine Learning and Similarity Measures of Time Series via Dynamic Time Warping

no code implementations5 Aug 2019 Melih C. Yesilli, Firas A. Khasawneh, Andreas Otto

In this paper, we present an alternative approach for chatter detection based on K-Nearest Neighbor (kNN) algorithm for classification and the Dynamic Time Warping (DTW) as a time series similarity measure.

Dynamic Time Warping Time Series +2

Chatter Diagnosis in Milling Using Supervised Learning and Topological Features Vector

no code implementations27 Oct 2019 Melih C. Yesilli, Sarah Tymochko, Firas A. Khasawneh, Elizabeth Munch

In this study, we use topological features of data simulating cutting tool vibrations, combined with four supervised machine learning algorithms to diagnose chatter in the milling process.

BIG-bench Machine Learning

On Transfer Learning of Traditional Frequency and Time Domain Features in Turning

no code implementations28 Aug 2020 Melih C. Yesilli, Firas A. Khasawneh

In this study, we use these tools in a supervised learning setting to identify chatter in accelerometer signals obtained from a turning experiment.

TAG Transfer Learning

Data-driven and Automatic Surface Texture Analysis Using Persistent Homology

no code implementations19 Oct 2021 Melih C. Yesilli, Firas A. Khasawneh

Therefore, fast and automatic determination of the roughness level is essential to avoid costs resulting from surfaces with unacceptable finish, and user-intensive analysis.

Texture Classification Topological Data Analysis

Transfer Learning for Autonomous Chatter Detection in Machining

no code implementations11 Apr 2022 Melih C. Yesilli, Firas A. Khasawneh, Brian Mann

Three challenges can be identified in applying machine learning for chatter detection at large in industry: an insufficient understanding of the universality of chatter features across different processes, the need for automating feature extraction, and the existence of limited data for each specific workpiece-machine tool combination.

Time Series Analysis Topological Data Analysis +1

Automated Surface Texture Analysis via Discrete Cosine Transform and Discrete Wavelet Transform

no code implementations12 Apr 2022 Melih C. Yesilli, Jisheng Chen, Firas A. Khasawneh, Yang Guo

Comparing our results with the heuristic threshold selection approach shows good agreement with mean accuracies as high as 95\%.

Texture Classification

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