Báo cáo khoa học: "Interactive Topic Modeling" docx
Báo cáo khoa học: "Interactive Topic Modeling" docx
... Knowledge in Topic Models
At a high level, topic models such as LDA take as
input a number of topics
K
and a corpus. As output,
a topic model discovers
K
distributions over words
— the namesake topics ... tables
shown in topic modeling papers, topics discovered
by topic modeling don’t always make sense to os-
tensible end users. Part of the problem is that the
objective function of...
Tài liệu Báo cáo khoa học: "Interactive Multi-Document Summarization" docx
... to identify
major subtopics within the main topic. Each
sentence in the document set is then ranked, us-
ing the key concept structures. These n-gram
key concepts are called topic signatures.
Content ... filters. The sec-
ond row of parameters displays the set of topic sig-
natures identified by the iNeATS engine. The se-
lected subset of the topic signatures defines the con-
tent focus f...
Báo cáo khoa học: "Incorporating topic information into sentiment analysis models" docx
... feature set enriched with topic information on a small dataset of music reviews hand-annotated
for topic. The results of these experiments suggest ways in which incorporating topic information into ... average ACT value of all adjectives in a text.
TOPIC- sentence EVA The average EVA value of all adjectives which share a sentence with the topic of
the text.
TOPIC- sentence POT The av...
Tài liệu Báo cáo khoa học: "Unsupervised Topic Modelling for Multi-Party Spoken Discourse" ppt
... topics. The ap-
proach is unsupervised, allowing both segmenta-
tion and topic extraction from unlabelled data.
3 Learning topics and segments
We specify our model to address the problem of
topic ... drawing the topic assignment for each
word, z
u,i
, conditioned on all other topic assign-
ments, z
−(u,i)
, all topic change indicators, c, and
all words, w; and then drawing the topi...
Tài liệu Báo cáo khoa học: "HANDING WITH APROEUPS" docx
...
should be
applicable to
stories
which
require the use of such knowledge structures. This is a
topic of current research.
It Is worth noting that the form of a story's
representation may
