Infosearch provides text annotation services that include text classification, entity annotation & linking, linguistic and sentiment annotation. Contact Infosearch to outsource your text annotation services.
For NLP, sentiment analysis, and chatbot applications, text annotation services are critical when the dataset needs to be prepared for machine learning models.
Here are five ways text annotation services can improve data accuracy:
- Improved contextual understanding
How It Helps: Contextual text annotation services allow the identification of data based on context, and the consideration of parametric variations in language, including slang, idioms, or polysemy.
Example: It can refer to a financial entity, or the side of a river with which one plays, according to common usage. This is important since annotating the word based on its context lets the model distinguish between the meanings.
Impact on Accuracy: Many models give scores based on the context without mentioning terms or events, correlated labels help avoid the confusion in the model.
- Entity recognition and disambiguation
How It Helps: The Named Entity Recognition (NER) annotation process entails recognition of definite objects such as names, locations, dates and organizations in text. Disambiguation guarantees that the proper entity is linked with the right mention.
Example: With a text like “Apple is opening a new store,” text annotation will help determine whether or not “Apple” means the fruit or the technology company depending on the context.
Impact on Accuracy: Proper names disambiguation assures the classifier to categorize entities as they should be, which in turn improves functions such as retrieval or sentiment analysis.
- Sentiment and Intent Labeling
How It Helps: Annotators label text with specific labels of sentiment as being positive, negative, or neutral, or intent where it’s either an inquiry, a complaint, or a purchase. All of this will be useful for unstructured data that is used for sentiment analysis and intent detection.
Example: This is the case whereby a review such as “The service was fantastic, but the product quality was poor” will contain positive sentiment (for the service) as well as negative one (for the product).
Impact on Accuracy: The correct sentiment and intent allow training models to work with quality examples and minimize confusion in texts containing both positive and negative sentiments.
- Elimination of Bias and Noise
How It Helps: Humans are capable of deleting biased, noisy or misleading information, which could affect the training process. This helps in making sure that the data collected is a fair and unbiased one in the study.
Example: Biases, stereotype, and irrelevancy of the text which can be misleading to the model can be easily reviewed and dropped from the training set.
Impact on Accuracy: Text annotation services help in developing fairest and most balanced models free from biases and noise, which are accurate and proficient in different datasets.
- Custom Labeling for Domain-Specific Data
How It Helps: Text annotation services let you generate the more precise labels for a concrete field of application like medicine, finance, or legislation. This helps the models become familiar with the terminologies and Other relevant jargon used within the industries.
Example: In medical records, annotations can be made on conditions, symptoms, drugs and operations. In the financial exchange field, some word, such as ‘interest rate’ or ‘credit score’, is appended as label to train the financial NLP models.
Impact on Accuracy: Custom annotations contain very specific information and feed such data back into the model so that the model can be fine-tuned in understanding unique content within the domain.
Conclusion:
Training data enhancement is significant for overall better quality and accurate training data with contextual labels, entity references and types of domain-specific annotations through text annotation services. Higher quality training data yields better models in use-case scenarios and translates itself into better results from AI systems.
Visit Infosearch for more information on annotation services.
Recent Comments