chanelink logo
CHANELINK
繁体中文

New machine learning algorithm accurately decodes molecular optical 'fingerprints'

1304
2025-05-09 10:57:00
查看翻譯

Recently, a research team from Rice University in the United States developed a new machine learning algorithm - Peak Sensitive Elastic Network Logistic Regression (PSE-LR). This algorithm is adept at interpreting the unique optical characteristics of molecules, materials, and disease biomarkers, which can help achieve faster and more accurate medical diagnosis and sample analysis. The relevant paper was published in the latest issue of the journal Nano.

The research team stated that the core breakthrough of this technology lies in teaching computers to recognize unique "fingerprints" generated by the interaction between molecules or materials and light. With the help of this technology, in the future, doctors may be able to capture early signals of Alzheimer's disease by simply shining light on a drop of liquid or tissue sample.

PSE-LR not only has the ability to distinguish autumn hair, but also has the interpretability of being open and honest. Unlike other "black box" machine learning models, it can generate clear "feature importance maps" that accurately highlight key spectral segments, making diagnostic results reliable, interpretable, traceable, and easy to verify.

Compared with other machine learning models, PSE-LR shows superior performance, especially in identifying subtle or overlapping spectral features. In addition, in the subsequent series of validation experiments, the performance of the algorithm was also commendable, including the successful detection of the trace presence of COVID-19 spike protein in the liquid, the accurate identification of neuroprotective components in mouse brain tissue, the effective differentiation of microscopic spectral differences in Alzheimer's disease samples, and the identification of the unique optical characteristics of two-dimensional semiconductor materials.

Source: Opticsky

相關推薦

  • NASA Completely Transforms Laser Communication and Space Weather Research

    NASA is a pioneer in space research, once again attracting the attention of the world with fascinating insights. In a recent press release, NASA announced plans to test revolutionary laser communication systems and study the interaction between Earth and space weather.A Great Leap in Space Communication: ILLUMA-TThe SpaceX 29 mission, scheduled for November 5th, will conduct research and technical...

    2023-10-23
    查看翻譯

  • German Jenoptik receives over 17 million euros in automation business orders

    Recently, Jenoptik, a leading German company in the field of optoelectronics, announced that the group successfully won multiple automation solution orders worth over 17 million euros in the second quarter of 2024.It is revealed that these orders originated from a first tier OEM supplier (unnamed) and were delivered by Prodomax, an automation expert under the group.As a member of the Yina Group (a...

    2024-06-18
    查看翻譯

  • Valeo SCALA 3 LiDAR won the "Vehicle Technology and Advanced Mobile Mobility" Innovation Award at the 2024 CES Consumer Electronics Exhibition

    The SCALA 3 LiDAR (Laser Detection and Ranging System), the third generation LiDAR scanner from Valeo, won the "Vehicle Technology and Advanced Mobile Mobility" Innovation Award at the 2024 CES Consumer Electronics Exhibition.The first and second generation Fareo LiDARs SCALA 1 and SCALA 2 have achieved autonomous driving in traffic congestion situations. The third-generation LiDAR SCALA 3 has sig...

    2023-11-22
    查看翻譯

  • Researchers from Chalms University of Technology in Sweden have successfully improved the efficiency of optical combs to become a high-performance laser

    Researchers from Chalms University of Technology in Sweden have successfully improved the efficiency of optical microcombiners, making them a high-performance laser. This breakthrough will have a wide impact in fields such as space science and healthcare.The two rings in the figure are micro resonators, which play a crucial role in the implementation of efficient micro combs.The importance of micr...

    2023-09-27
    查看翻譯

  • Jenoptik Jenoptik Group's new factory officially completed in Germany

    After two and a half years of construction, Jenoptik Jenoptik Group's new factory in Dresden, Germany has been officially completed, marking the company's largest single investment in recent times. Jenoptik stated that by expanding its production and research and development capabilities in micro optical devices, it will provide high-precision sensor production technology for high-performance chip...

    05-16
    查看翻譯