Báo cáo khoa học: " Dosimetric comparison of Helical Tomotherapy and Gamma Knife Stereotactic Radiosurgery for single brain metastasis" ppt

... volume) Table 1: Conformality Index (CI) of Helical Tomotherapy and Gamma Knife Stereotactic Radiosurgery Plans in Patients with Single Brain Metastasis. TOMOTHERAPY GAMMA KNIFE Patient #1 0.577 ... 49.00 21.00 Table 2: Coverage of Helical Tomotherapy and Gamma Knife Stereotactic Radiosurgery Plans in Patients with Single Brain Metastasis. TOMO...

Ngày tải lên: 09/08/2014, 10:21

... the cohort for both the prescribed dose of PRT and CRT as well as the deformation of the volumes between these 2 phases of treatment. Conformal boost toxicity As outlined in Table 1 and 2, the ... applicators and post-insertion imaging to generate accurate DVHs for tumor and the crit- ical OARs [26-30], will provide valuable information in this regard. Comparison of IMRT...

Ngày tải lên: 09/08/2014, 10:20

... vocabulary size would be 4.1 million for un- stemmed terms and 2.6 million for stemmed terms. Thus, the journals shared 48% and 52% of their vocabulary for unstemmed and stemmed terms respectively. ... This comparison reflects a previous analysis comprising a random sample of 193 words from a 50 million word corpus of 85,432 news articles (Church and Gale 1999). C...

Ngày tải lên: 17/03/2014, 04:20

... entire derivation. Selection of a pair of dependent words w I and v ~ and transducer M I given head words w and v and source and target dependency relations el and r2. (w,w' E V1; v,v' ... and Development Effort The performance comparison above is, of course, not the whole story, particularly since manual effort was required to build the model structures...

Ngày tải lên: 24/03/2014, 03:21

... 33.4%, and 17.7%, Figure 2 Case-by-case comparison of the delivering MUs be- tween the IMRT plans with the mMLC and the sMLC (10 and 4 mm: MLC leaf widths of 10 and 4 mm, respectively). Table 2: Comparisons ... contributions YG and SW contributed equally in design of the study, collection of data and drafting the manuscript; LZ, YL, YX, YL, SB, YF, QX and QJ worked on...

Ngày tải lên: 09/08/2014, 09:20

... part of speech, and the relationship type to its governing node. Our motivation for exploring the use of Mini- par in for the creation of parse tree paths can be seen by comparing Figure 1 and ... some of the constraints used in Minpar A. In- stead of using all the information contained at a node, in Minipar B we only encode a path with its part of speech and relat...

Ngày tải lên: 20/02/2014, 12:20

... Zens and Ney (2003) explore the re-orderings allowed by ITGs, and provide a formulation for the number of structures that can be built for a sentence pair of size n. ITGs explore almost all of ... their space. Let A be an alignment for an English, Foreign sentence pair, (E, F ). A is represented as a set of links, where each link is a pair of English and Foreign posi- ti...

Ngày tải lên: 08/03/2014, 21:20

... the number of edges produced. The motivation for this is that the working of a chart parser is tightly centered around the production and manipulation of edges, and that much of its work ... whose types match the right- hand side of a grammar rule to a phrase of the type of the left-hand side of the rule. To make a reduction possible, all the right-hand-side phrases...

Ngày tải lên: 09/03/2014, 01:20

... plots of k obs against pro- tein concentration were linear and k +1 and k )1 were derived from the y-intercept and the slope, respectively (Table 1) [31]. Comparison of wild-type DnaK and mtHsp70 ... presence of ATP. The ATP- bound state of both chimeras was more resistant to trypsin, as reported for Hsp70 and Bip [39,40], and predominantly gave rise to a fragment of...

Ngày tải lên: 16/03/2014, 22:20

... only and exclude gen- eration of basic Stanford dependencies (for constituent parsers) and part -of- speech tagging (for dependency parsers). 3 Results Table 3 tabulates efficiency and performance for ... 3: Performance and efficiency for all parsers on CTB data: unlabeled and labeled attachment scores (UAS/LAS) are for both development and test data sets; parsing times (m...

Ngày tải lên: 23/03/2014, 14:20