EA202191101A1 - AUTOMATIC CALIBRATION AND AUTOMATIC MAINTENANCE OF RAMAN SPECTROSCOPIC MODELS FOR REAL-TIME PREDICTIONS - Google Patents

AUTOMATIC CALIBRATION AND AUTOMATIC MAINTENANCE OF RAMAN SPECTROSCOPIC MODELS FOR REAL-TIME PREDICTIONS

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Publication number
EA202191101A1
EA202191101A1 EA202191101A EA202191101A EA202191101A1 EA 202191101 A1 EA202191101 A1 EA 202191101A1 EA 202191101 A EA202191101 A EA 202191101A EA 202191101 A EA202191101 A EA 202191101A EA 202191101 A1 EA202191101 A1 EA 202191101A1
Authority
EA
Eurasian Patent Office
Prior art keywords
datasets
observation
biopharmaceutical
automatic
local model
Prior art date
Application number
EA202191101A
Other languages
Russian (ru)
Inventor
Адитиа Тулсиан
Original Assignee
Эмджен Инк.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Эмджен Инк. filed Critical Эмджен Инк.
Priority claimed from PCT/US2019/057513 external-priority patent/WO2020086635A1/en
Publication of EA202191101A1 publication Critical patent/EA202191101A1/en

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Abstract

Способ отслеживания биофармацевтического процесса и/или управления им включает определение точки запроса, связанной со сканированием процесса системой спектроскопии (например, системой рамановской спектроскопии), и запрос базы данных наблюдений, содержащей наборы данных наблюдений, связанные с прошлыми наблюдениями биофармацевтических процессов. Каждый из наборов данных наблюдений содержит спектральные данные и соответствующее фактическое аналитическое измерение. Запрос базы данных наблюдений включает выбор в качестве обучающих данных из наборов данных наблюдений тех наборов данных наблюдений, которые удовлетворяют одному или нескольким критериям релевантности относительно точки запроса. Способ также включает использование выбранных обучающих данных для калибровки локальной модели, характерной для биофармацевтического процесса. Локальная модель (например, модель на основе гауссовского процесса) обучается для предсказания аналитических измерений на основе входных спектральных данных. Способ также включает использование локальной модели для предсказания аналитического измерения биофармацевтического процесса.A method for tracking and / or managing a biopharmaceutical process includes determining a query point associated with scanning the process by a spectroscopy system (eg, a Raman spectroscopy system) and querying an observational database containing observational datasets associated with past observations of biopharmaceutical processes. Each of the observation datasets contains spectral data and the corresponding actual analytical measurement. An observation database query involves selecting, as training data, from the observation datasets, those observation datasets that meet one or more of the relevance criteria for the query point. The method also includes using the selected training data to calibrate a local model specific to the biopharmaceutical process. A local model (for example, a Gaussian process model) is trained to predict analytical measurements based on the input spectral data. The method also includes using a local model to predict an analytical measurement of a biopharmaceutical process.

EA202191101A 2019-06-21 2019-10-23 AUTOMATIC CALIBRATION AND AUTOMATIC MAINTENANCE OF RAMAN SPECTROSCOPIC MODELS FOR REAL-TIME PREDICTIONS EA202191101A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962864565P 2019-06-21 2019-06-21
PCT/US2019/057513 WO2020086635A1 (en) 2018-10-23 2019-10-23 Automatic calibration and automatic maintenance of raman spectroscopic models for real-time predictions

Publications (1)

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EA202191101A1 true EA202191101A1 (en) 2021-08-10

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EA202191101A EA202191101A1 (en) 2019-06-21 2019-10-23 AUTOMATIC CALIBRATION AND AUTOMATIC MAINTENANCE OF RAMAN SPECTROSCOPIC MODELS FOR REAL-TIME PREDICTIONS

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EA (1) EA202191101A1 (en)

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