báo cáo khoa học: "Recurrent differentiated thyroid cancer: to cut or burn" pot

... ofregional or distant metastasis, or older patients withoutextrathyroidal localization, either out of the thyroidalcapsule or at distance or without extrathyroidal localiza-tion or out of the thyroidal ... multifocality does notappear to be a significant risk factor in the developmentof local recurrence in patients who undergo total thyroi-dectomy (TT) or near total thyroidectomy (NTT) [23].When LR ... World Journal of Surgical Oncology 2011, 9:89http://www.wjso.com/content/9/1/89Page 2 of 4COR R E S P ON D E N C E Open AccessRecurrent differentiated thyroid cancer: to cut or burnRoberto...

Báo cáo khoa học: "A Syntax-Free Approach to Japanese Sentence Compression" potx

... Ofthe automatic methods, our method achieved thebest score in both fluency and importance while‘Hori−’ was the worst performer. Our method sig-nificantly outperformed both ‘Hori’ and ‘Hori−’on ... the end of the sentence (EOS). Thesewords or phrases are usually more important thanthe other words in the sentence. In order to add this knowledge to the scoring function, termweight is modeled ... highest BLEU score. Compared to ‘Proposed’, ‘w/o IPTW’ offers significantly worseperformance. The results support the view that ourhypothesis, namely that the significance score ofa word depends...

Báo cáo khoa học: "A KNOWLEDGE ENGINEERING APPROACH TO NATURAL LANGUAGE UNDERSTANDING" pot

... network, an inference system that performs reasoning according to the rules stored in the network, and a tracing package that allows the user to follow the system's reasoning. A major portion ... NL-system, to enable the NLU expert to enter linguistic knowledge into the network in natural language, to have this knowledge available to query and reason about, and to use this knowledge for processing ... the information now stored in the semantic network, and a reply is generated from the network structure which represents the assertion of the subset relationship built corresponding to each...

Báo cáo khoa học: "A FULLY STATISTICAL APPROACH TO NATURAL LANGUAGE INTERFACES " potx

... related to that of (Stolcke 1995), involves reformulating the Earley algorithm to work with probabilistic recursive transition networks rather than with deterministic production rules. For details ... Discourse Model The statistical discourse model maps a 23 element input vector X onto a 23 element output vector Y. These vectors have the following interpretations: • X represents the combination ... candidate input vectors X. Then, for each vector X, a search process exhaustively constructs and scores all possible output vectors Y according to the measure P(Y I X) (this computation is...

Báo cáo khoa học: "A Corpus-Based Approach to Deriving Lexical Mappings" potx

... tag. The bi-tagged corpus was used to derive a pair of mappings; the word mapping and the tag mapping. To construct the word mapping from the PTB to C5 we look at each token-PTB tag pair ... was to re-tag our corpus using the Brill tagger (Brill, 1994). This produces a bi-tagged corpus in which each token has two an- notations. For example ponders/VBZ/VVZ, which represents the token ... applied to, the same, large body of text and a mapping de- rived from the distributions of the pair of tag-sets in the corpus. 2 Case Study In order to test this approach we attempted to map together...

Báo cáo khoa học: "Using Machine Learning Techniques to Interpret WH-questions" potx

... wasidentiﬁed as the Information Need of a query,words that boost responses to searches for infor-mation relating to processes could be added to thequery prior to submitting it to a search engine.Another ... contrast, the Topic predictions drop from88% (for queries of less than 5 words) to 57%(for queries of 8, 9 or 10 words). Further, the pre-dictive accuracy for Information Need, Topic, Fo-cus ... substantially for queriesthat have 11 words or more. This drop in predic-tive performance may be explained by two fac-tors. For one, the majority of the training dataFigure 6: Information need...

Tài liệu Báo cáo khoa học: EGF receptor in relation to tumor development: molecular basis of responsiveness of cancer cells to EGFR-targeting tyrosine kinase inhibitors docx

... epidermal growth factorreceptor inhibitors and cisplatin on proliferation andapoptosis of oral squamous cell carcinoma cells. Int JOncol30, 1469–1476.55 Ciardiello F & Tortora G (2001) A ... geﬁtinib-induced apoptosis.Furthermore, caspase-8 and caspase-3 inhibitors, butnot a caspase-9 inhibitor, are capable of restoring cellviability. Thus, Fas appears to play a major role in theinitiation ... the outer mitochondrial membrane and therelease of several pro-apoptotic factors into thecytoplasm. For mitochondrial outer membrane per-meabilization (MOMP), a coordinated effort betweennumerous...

Báo cáo khoa học: Ixocarpalactone A isolated from the Mexican tomatillo shows potent antiproliferative and apoptotic activity in colon cancer cells pot

... expression of the mito-tic regulator, pRb.In addition, IxoA was shown for the ﬁrst time to induce apoptosis in SW480 human colon cancer cells. To investigate the effects of IxoA on apoptosis, weused ... edible fruit of thetomatillo plant, it has previously been reported to havepotent quinone reductase activity in hepatoma cells,and because it has been shown to inhibit the transfor-mation of murine ... propertiesagainst respiratory infections caused by Staphylococ-cus aureus, Streptococcus pneumoniae, and Streptococ-cus pyogenes [20]. Moreover, in Guatemala, thetomatillo was believed to have health...

báo cáo khoa học: "Papillary carcinoma thyroid with metastasis to ectopic cervical thymus" ppsx

... carci-noma of thyroid may be sub clinical or may be presentwith asymptomatic thyroid mass or a nodule. Othersymptoms like pain, difficulty breathing or swallowing,stridor, vocal cord paralysis, ... metastatic spread from thyr-oid cancer to ectopic thymus i s presumed to be of hae-matogenous origin in absence of radiolog ical or histological evidence of any local or nodal spread.ConclusionAlthough ... Examination of respiratory, cardiovas-cular, nervous systems and abdomen were normal. Thyroid function test was within normal range andFNAC (fine needle aspiration cytology) of the thyroid swelling...

Báo cáo khoa học: "Recurrent retroperitoneal Schwannomas displaying different differentiation from primary tumor: Case report and literature review" potx

... interestsThe authors declare that they have no competing interests.Authors’ contributionsWHY wrote the initial draft. LZQ and WHY contributed equally to this work.TLS is the guarantor. All authors read ... retroperitonealschwannomas: case report and review of the literature. J Urol 1994,151:413-6.4. Voros D, Theodorou D, Ventouri K, Prachalias A, Danias N, Gouliamos A:Retroperitoneal tumors: do ... which may due to directspread of tumor cells from the primary tumor. However,thepelviconeswereshowntobeoriginatedfromtis-sues below the pe lvic peritoneum, which indicated thesetumors are of...

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