منابع مشابه
detection of volatile compounds of medicinal plants with some nano-sorbents using modified or new methodologies and investigation of antioxidant activity of their methanolic extracts
in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...
a comparative study of language learning strategies employmed by bilinguals and monolinguals with reference to attitudes and motivation
هدف از این تحقیق بررسی برخی عوامل ادراکی واحساسی یعنی استفاده از شیوه های یادگیری زبان ، انگیزه ها ونگرش نسبت به زبان انگلیسی در رابطه با زمینه زبانی زبان آموزان می باشد. هدف بررسی این نکته بود که آیا اختلافی چشمگیر میان زبان آموزان دو زبانه و تک زبانه در میزان استفاده از شیوه های یادگیری زبان ، انگیزه ها نگرش و سطح مهارت زبانی وجود دارد. همچنین سعی شد تا بهترین و موثرترین عوامل پیش بینی کننده ...
15 صفحه اولLearning with Partial Supervision Learning with Partial Supervision
Recently the field of machine learning, pattern recognition, and data mining has witnessed a new research stream that is learning with partial supervision -LPS(known also as semi-supervised learning). This learning scheme is motivated by the fact that the process of acquiring the labeling information of data could be quite costly and sometimes prone to mislabeling. The general spectrum of learn...
متن کاملLow-supervision visual learning through cooperative agents
There are a lot of unlabeled images available on the internet. Although we do not have explicit visual labels for these images, we observe that we can create a supervisory signal by asking a system to find one image from a collection of several images based only on a restricted signal. The signal can be a natural language description, or a question and an answer. To explot this supervision, we ...
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ژورنال
عنوان ژورنال: The Visual Computer
سال: 2018
ISSN: 0178-2789,1432-2315
DOI: 10.1007/s00371-018-01617-y