Question answering tutorial

• How do you answer questions in a question answering system?

  Most question answering systems focus onfactoid questions, questions that canbe answered with simple facts expressed in short texts. The answers to the questionsbelow can be expressed by a personal name, temporal expression, or location: (25.1)Who founded Virgin Airlines? (25.2)What is the average age of the onset of autism?

---

• What is the final stage of question answering?

  The final stage of question answering is to extract a specific answer from the passage,for example responding29,029 feet to a question like“How tall is Mt. Everest?”.This task is commonly modeled byspan labeling: given a passage, identifying thespanof text which constitutes an answer.

---

• What is information retrieval based question answering?

  The goal of information retrieval based question answering is to answer a user’squestion by finding short text segments on the web or some other collection of doc-uments. Figure25.1shows some sample factoid questions and their answers. Question Where is the Louvre Museum located? What’s the abbreviation for limited partnership?

---

• What are some examples of question-answering tasks?

  Other question-answering tasks include Quiz Bowl, which has timing consid-erations since the question can be interrupted(Boyd-Graber et al., 2018). Questionanswering is also an important function of modern personal assistant dialog systems;see Chapter 26 for more.

---

• [PDF File]CHAPTER 25 Question Answering - Stanford University

  https://info.5y1.org/question-answering-tutorial_1_1d01e3.html

  Figure 25.2 IR-based factoid question answering has three stages: question processing, passage retrieval, and answer processing. 25.1.1 Question Processing The main goal of the question-processing phase is to extract the query: the keywords passed to the IR system to match potential documents. Some systems additionally

---

• [PDF File]Answering the question - University of Oxford

  https://info.5y1.org/question-answering-tutorial_1_d5e136.html

  ‘The question was about democracy,’ a student might wail, ‘and I wrote ten pages on democracy!’ That is very frustrating and reveals a gap between tutors’ and students’ expectations. By better understanding the ‘academic’ approach to answering questions, you can close this expectation gap and answer tutorial,

---

• [PDF File]Question Answering Techniques for the World Wide Web

  https://info.5y1.org/question-answering-tutorial_1_023d52.html

  question answering. By organizing these resources and annotating them with natural language, we can successfully incorporate Web knowledge into question answering systems. This tutorial surveys recent Web-based question answering technology, focusing on two separate paradigms: knowledge mining using statistical tools and knowledge annotation

---

• [PDF File]SP08 cs294 lecture 23 -- question answering.ppt

  https://info.5y1.org/question-answering-tutorial_1_1095dd.html

  Lecture 23: Question Answering Dan Klein –UC Berkeley Question Answering Following largely from Chris Manning’s slides, which includes slides originally borrowed from Sanda Harabagiu, ISI, Nicholas Kushmerick. Question Answering from Text Question Answering: Give the user a (short) answer to their question, perhaps supported by evidence.

---

• [PDF File]Open-Domain Question Answering - Princeton University

  https://info.5y1.org/question-answering-tutorial_1_677dd0.html

  Up to this point, our tutorial has mainly focused on textual question answering. At the end, we also plan to discuss some hybrid approaches for answering open-domain questions using both text and large knowledge bases, such as Freebase (Bol-lacker et al.,2008) and Wikidata (Vrandeˇci ´c and Krotzsch¨ ,2014), and give a critical review on how

---

• [PDF File]Textual Question Answering - Stanford University

  https://info.5y1.org/question-answering-tutorial_1_085528.html

  Textual Question Answering 1. Frequently Asked Questions 2. Reading Comprehension 3. Open-Domain QA 4. Multi-Hop QA ... "Open-Domain Question Answering Tutorial." ACL ...

---

Nearby & related entries:

• answering why questions speech therapy
• answering who questions for kids
• question generation for question answering
• question answering system
• question answering survey
• question answering machine
• answering question with a question
• knowledge based question answering system