BioMed Central Research How to make the most of NE dictionaries in statistical NER (2009)
Bmc Bioinformatics, Yutaka Sasaki, Yoshimasa Tsuruoka, John Mcnaught, Sophia Ananiadou, John Mcnaught, ...
growth of a wide range of repositories of biomedical data and literature. The automatic construction and update of scientific knowledge bases is a major research topic in Biofrom
Young-sook Hwang, Kyonghee Paik, Yutaka Sasaki
In this paper, we propose a new method for effectively acquiring bilingual knowledge by exploiting the dependency relations among the aligned chunks and words. We use a monolingual dependency parser...
How to make the most of NE dictionaries in statistical NER (2008)
Sasaki, Yutaka, Tsuruoka, Yoshimasa, McNaught, John, Ananiadou, Sophia
Abstract Background When term ambiguity and variability are very high, dictionary-based Named Entity Recognition ( NER ) is not an ideal solution even though large-scale terminological resources are...
Baseline Systems for NTCIR-5 CLQA1: An Experimentally Extended QBTE Approach (2008)
This paper reports the performance of baseline systems for the NTCIR CLQA1 Task. As a task organizer for CLQA1 and hence a creator of both sample and formal run questions of JE/EJ subtasks, I have...
A MetaLeve Control Architecture for Production Systems (2008)
Toru Ishida, Yutaka Sasaki, Keiko Nakata, Yoshimi Fukuhara
Abstract- Recent production system applications have been experiencing exceedingly difficult software maintenance problems. This is because the control of rule firings has been buried in the...
Designs and Fabrications of Photonic Crystal Fiber Couplers with Air Hole Controlled Tapers (2008)
YOKOTA, Hirohisa, KAWASHIRI, Hiroki, SASAKI, Yutaka
For the construction of photonic crystal fiber (PCF) systems using their unique properties, a PCF coupler (PCFC) is one of the key components of the systems. The characteristics of the PCFC depend on...
Proceedings of the Third NTCIR Workshop NTT/NAIST’s Text Summarization Systems for TSC-2 (2007)
Tsutomu Hirao, Kazuhiro Takeuchi, Hideki Isozaki, Yutaka Sasaki, Eisaku Maeda
In this paper, we describe the following two approaches to summarization: (1) only sentence extraction, (2) sentence extraction + bunsetsu elimination. For both approaches, we use the machine...
$VM Answer Selection for Open-Domain Question Answering (2007)
Jun Suzuki, Yutaka Sasaki, Eisaku Maeda
This paper presents an answer selection method based on Support Vector Machines ($VM) for Open-Domain Question Answering (QA). Se-lecting and ranking plausible answers from a large number of...
Spoken Interactive ODQA System: SPIQA (2007)
Chiori Hori Takaaki, Takaaki Hori, Hajime Tsukada, Hideki Isozaki, Yutaka Sasaki, Eisaku Maeda
We have been investigating an interactive approach for Open-domain QA (ODQA) and have constructed a spoken interactive ODQA system, SPIQA. The system derives disambiguating queries (DQs) that draw...
Anderson, Kristina, Rusterholz, Corinne, Mansson, Robert, Jensen, Christina T, Bacos, Karl, Zandi, Sasan, ...
Abstract is not available
Accurate interpretation of magnetotelluric (MT) data in the presence of static shift arising from near-surface inhomogeneities is an unresolved problem in three-dimensional (3-D) inversion. While it...
Kjellén, Elisabeth, Sasaki, Yutaka, Kjellstrom, Johan, Zackrisson, Bjorn, Wennerberg, Johan
Abstract is not available
Mining Opinion Polarity Relations of Citations (2006)
Scott S. Piao, Sophia Ananiadou, Yoshimasa Tsuruoka, Yutaka Sasaki, John Mcnaught
Opinion mining has been receiving increasing attention recently, and various approaches have been suggested for mining sentiment information, such as mining attitudes or opinions about a topic or...
Bilingual Knowledge Extraction Using Chunk Alignment (2005)
Hwang, Young-Sook, Paik, Kyonghee, Sasaki, Yutaka
In this paper, we propose a new method for effectively acquiring bilingual knowledge by exploiting the dependency relations among the aligned chunks and words. We use a monolingual dependency parser...
Bilingual Knowledge Extraction Using Chunk Alignment (2005)
Hwang, Young-Sook, Paik, Kyonghee, Sasaki, Yutaka
In this paper, we propose a new method for effectively acquiring bilingual knowledge by exploiting the dependency relations among the aligned chunks and words. We use a monolingual dependency parser...
Bilingual Knowledge Extraction Using Chunk Alignment (2005)
Hwang, Young-Sook, Paik, Kyonghee, Sasaki, Yutaka
In this paper, we propose a new method for effectively acquiring bilingual knowledge by exploiting the dependency relations among the aligned chunks and words. We use a monolingual dependency parser...
IFN-{gamma} Negatively Modulates Self-Renewal of Repopulating Human Hemopoietic Stem Cells. (2005)
Yang, Liping, Dybedal, Ingunn, Bryder, David, Nilsson, Lars, Sitnicka, Ewa, Sasaki, Yutaka, ...
Abstract is not available
"Graduate Program in History."
Vita.
Question Answering As Question-Biased Term Extraction: a New Approach Toward Multilingual (2005)
This paper regards Question Answering (QA) as Question-Biased Term Extraction (QBTE). This new QBTE approach liberates QA systems from the heavy burden imposed by question types (or answer types). In...
Contextdependent SMT model using bilingual verb-noun collocation (2005)
Young-sook Hwang, Yutaka Sasaki
In this paper, we propose a new contextdependent SMT model that is tightly coupled with a language model. It is designed to decrease the translation ambiguities and efficiently search for an optimal...
Bryder, David, Sasaki, Yutaka, Borge, Ole Johan, Jacobsen, Sten-Eirik W
Abstract is not available
Sasaki, Yutaka, Jensen, Christina T, Karlsson, Stefan, Jacobsen, Sten E
Abstract is not available
Bryder, David, Sasaki, Yutaka, Jacobsen, Sten Eirik W
Abstract is not available
Bilingual Knowledge Extraction Using Chunk Alignment (2004)
Hwang, Young-Sook, Paik, Kyonghee, Sasaki, Yutaka
In this paper, we propose a new method for effectively acquiring bilingual knowledge by exploiting the dependency relations among the aligned chunks and words. We use a monolingual dependency parser...
Question Classification using HDAG Kernel (2003)
Jun Suzuki, Hirotoshi Taira, Yutaka Sasaki, Eisaku Maeda
This paper proposes a machine learning based question classification method using a kernel function, Hierarchical Directed Acyclic Graph (HDAG) Kernel. The HDAG Kernel directly accepts structured...
Hierarchical Directed Acyclic Graph Kernel: Methods for Structured Natural Language Data (2003)
Jun Suzuki, Tsutomu Hirao, Yutaka Sasaki, Eisaku Maeda
This paper proposes the “Hierarchical Directed Acyclic Graph (HDAG) Kernel ” for structured natural language data. The HDAG Kernel directly accepts several levels of both chunks and their...
Question Classification using HDAG Kernel (2003)
Jun Suzuki, Hirotoshi Taira, Yutaka Sasaki, Eisaku Maeda
This paper proposes a machine learning based question classification method using a kernel function, Hierarchical Directed Acyclic Graph (HDAG) Kernel. The HDAG Kernel directly accepts structured...
Hierarchical Directed Acyclic Graph Kernel: Methods for Structured Natural Language Data (2003)
Jun Suzuki, Tsutomu Hirao, Yutaka Sasaki, Eisaku Maeda
This paper proposes the “Hierarchical Directed Acyclic Graph (HDAG) Kernel ” for structured natural language data. The HDAG Kernel directly accepts several levels of both chunks and their...
Hierarchical Directed Acyclic Graph Kernel: Methods For Structured Natural Language Data (2003)
Jun Suzuki, Tsutomu Hirao, Yutaka Sasaki, Eisaku Maeda
This paper proposes the "Hierarchical Directed Acyclic Graph (HDAG) Kernel" for structured natural language data. The HDAGKernel directly accepts several levels of both chunks and their...
Kernels for structured natural language data (2003)
Jun Suzuki, Yutaka Sasaki, Eisaku Maeda
This paper devises a novel kernel function for structured natural language data. In the field of Natural Language Processing, feature extraction consists of the following two steps: (1) syntactically...
Kernels for Structured Natural Language Data (2003)
Jun Suzuki, Yutaka Sasaki, And Eisaku Maeda, Eisaku Maeda
This paper devises a novel kernel function for structured natural language data. In the field of Natural Language Processing, feature extraction consists of the following two steps: (1) syntactically...
Ntt’s text summarization system for duc2002 (2002)
Tsutomu Hirao, Yutaka Sasaki, Hideki Isozaki, Eisaku Maeda
We participated in the Document Understanding
NTT’s QA Systems for NTCIR QAC-1 (2000)
Yutaka Sasaki, Hideki Isozaki, Tsutomu Hirao, Koji Kokuryou, Eisaku Maeda
In this paper, we describe two Question Answering systems that participated in the NTCIR QAC task. The first system, SAIQA-Ii, follows a standard worddistance approach. This system was designed to...
Learning Semantic -Level Information Extraction Rules by Type-Oriented ILP (2000)
Yutaka Sasaki, Yoshihiro Matsuo
This paper describes an approach to using se-mantic rcprcsentations for learning information extraction (IE) rules by a type-oriented induc-tire logic programming (ILl)) system. NLP components of a...
Learning Semantic -Level Information Extraction Rules by Type-Oriented ILP (2000)
Yutaka Sasaki, Yoshihiro Matsuo
This paper describes an approach to using semantic representations for learning information extraction (IE) rules by a type-oriented inductive logic programming (ILP) system. NLP components of a...
This paper describes our approach to applying typeoriented inductive logic programming (ILP) to information extraction (IE) tasks and the latest experimental results in learning IE rules from the...
Ishida, Hisashi, Ueda, Keiji, Ohkawa, Kazuyoshi, Kanazawa, Yoshiyuki, Hosui, Atsushi, Nakanishi, Fumihiko, ...
Hepatitis B virus (HBV) enhancer II (EnII) is a hepatotropic cis element which is responsible for the hepatocyte-specific gene expression of HBV. Multiple transcription factors have been demonstrated...
Differentiation, Maturation, and Survival of Dendritic Cells by Osteopontin Regulation
Kawamura, Kodai, Iyonaga, Kazuhiro, Ichiyasu, Hidenori, Nagano, Junji, Suga, Moritaka, Sasaki, Yutaka
Dendritic cells (DCs) are antigen-presenting cells with the ability to induce primary immune responses necessary in innate immunity and adaptive immunity. Osteopontin (OPN) is a secreted acidic...
Ishida, Hisashi, Ueda, Keiji, Ohkawa, Kazuyoshi, Kanazawa, Yoshiyuki, Hosui, Atsushi, Nakanishi, Fumihiko, ...
Hepatitis B virus (HBV) enhancer II (EnII) is a hepatotropic cis element which is responsible for the hepatocyte-specific gene expression of HBV. Multiple transcription factors have been demonstrated...
Differentiation, Maturation, and Survival of Dendritic Cells by Osteopontin Regulation
Kawamura, Kodai, Iyonaga, Kazuhiro, Ichiyasu, Hidenori, Nagano, Junji, Suga, Moritaka, Sasaki, Yutaka
Dendritic cells (DCs) are antigen-presenting cells with the ability to induce primary immune responses necessary in innate immunity and adaptive immunity. Osteopontin (OPN) is a secreted acidic...
Okuda, Yoshiko, Takahashi, Ichiro, Kim, Jin-Kyung, Ohta, Noriyuki, Iwatani, Kouichi, Iijima, Hideki, ...
Forbidden CD4+ββ T cells, which produce interleukin (IL)-4 predominantly, are a pathological subset in the development of colitis in T-cell receptor α chain (TCRα)-deficient mice. Stimulation of...
Iwashita, Hirofumi, Fujii, Shigemoto, Kawamura, Yoshiaki, Okamoto, Tatsuya, Sawa, Tomohiro, Masaki, Takayuki, ...
Helicobacter cinaedi infection is now recognized as an increasingly important emerging disease. Its pathogenesis and epidemiological features are not fully understood, however. Here, we investigated...