Estimation of the age of bloodstains under the simulated crime scene by ATR-FTIR spectroscopy and machine learning

Key Points

• Bloodstain age estimation enhances forensic investigations, providing critical information for legal processes.
• Using ATR-FTIR spectroscopy and machine learning, researchers achieved a reliable method for determining bloodstain age.
• This approach employed simulated crime scene conditions to assess accuracy and effectiveness in forensics.
• Continued development may enable better tools for criminal investigations and judicial outcomes, vital to forensic applications.