FAQ about Semantic Keys

1. Q: What does a Semantic Key really do?

A: As a search method, Semantic Keys are built to enable users to find specific information fast. A concept (e.g. fruit) can be translated into specific items (e.g. apple, orange, pear, etc.) in matching the documents.


2. Q: Are there any restrictions on using Semantic Keys?

A: No, not really. So basically you can use any Semantic Keys from our search suggestions (dropdown prompts) to go with any other normal key words. Potentially, there is no limitation on what you could combine.


3. Q: How can I best use Semantic Keys?

A: We do not recommend you to search using a Semantic Key together with one of its members, e.g. fruit: apple. It doesn’t make any sense, because “apple” is already covered in “fruit”. Any other combinations will be meaningful.


4. Q: How many Semantic Keys does Lexxe search engine have right now?

A: We have 262 for Beta Preview and will double the size when we launch Beta in the next 2 months time.


5. Q: Will Lexxe make more Semantic Keys?

A: Yes, we are working very hard to increase the number of Semantic Keys. The more you use it, the more we feel there is a need to increase them quickly.


6. Q: How many Semantic Keys will be enough?

A: We estimated about 3,000 would basically be a sufficient amount to satisfy about 75% of the need. To meet up to 90% of the general search need, a lot more should be added.


7. Q: Can I create my own Semantic Keys?

A: Sorry, you can’t. But you can suggest Semantic Keys to Lexxe at http://www.lexxe.com/suggest.html. By the way, Lexxe also collects data from users’ queries to decide which Semantic Key to create next.


8. Q: Some Semantic Keys are quite accurate and useful, but some are not. Why?

A: We are still tuning the system and configuring the data. They will get more and more accurate over time.


9. Q: How does it compare to normal key word search?

A: When Semantic Key search method is needed and used properly, the results should be more relevant (items of concepts matched), more comprehensive (in all results), easier to spot target (highlighted in snippets) and more intelligent (knowledge of concepts, statistics generated) than normal key word searches.


10. Q: Where does the name “Semantic Key” come from?

A: It is a short form of “Semantic Key Word”. “Semantic” means meaning. So a “Semantic Key” is a “Key Word” which means something else. For example, the Semantic Key “fruit” means “apple”, “orange”, “pear”, etc.



If you have any further questions, please contact us. Thank you.


Related Links:

List of Lexxe Semantic Keys

Examples of searches using Semantic Keys

Suggest a Semantic Key?


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