boosting and tree - structured classifier

... =themajorityclassin{,…,} accordingtotheweights \ ( [ ) \  ([) \ 7 ([) Boostin g and Tree- structured g Classifier Presenter: Nguyen Dang Binh Presenter: Nguyen Dang Binh AdaBoost [Freund and Schapire 04]  Input/output:  Init:  For ... Cooperationinsteadofspecialization y (x) y 1 (x) y 2 (x) Expert1 constant g 1 … output y 2 (x) Inputx Σ Exper...

Ngày tải lên: 24/04/2014, 13:26

... 2.0×10 -8 11513.2 3.2×10 -6 4599.1 1.2×10 -5 9498.9 6.8×10 -5 4112.6 8.6×10 -4 4284.5 4.2×10 -8 13748.8* 3.5×10 -6 6837.5 1.5×10 -5 23415.8 7.9×10 -5 4159.9 8.9×10 -4 2870. 7* 4.9×10 -8 ... 4.6×10 -6 2949.1 1.9×10 -5 2744.9 2.5×10 -4 7628.5 9.1×10 -4 4476.5 7.3×10 -8 5910.8 5.1×10 -6 3400.7 2.1×10 -5 2800.6 3.6×10...

Ngày tải lên: 25/10/2012, 11:18

... omitted the other subcorrespon- dence between substrings and subtrees, for example between the whole TREE and the whole STRING (tri- vial), between the subtree 4(5(6),7) and the two occurrences ... elements of the set of subtrees of the tree : such a relation is called a string- tree correspondence. An example of a string -tree correspondence is given in fig. I. TREE: NP...

Ngày tải lên: 22/02/2014, 10:20

... (lb) and (lc). "This work was partially supported by NSF grants DCR-8 4- 10413, ARO grant DAAL0 3-8 9-O031, and DARPA-ONR grant N001 4-8 5-K0018. We are indebted to Tony Kroch, Young-Suk Lee, ... tree into two parts. $ /\ NP VP PRO Figure 4: Adjunction of an MC-TAG tree set Sets of trees are exactly what the MC-TAG formal- ism introduces. In an MC-TAG, instead...

Ngày tải lên: 22/02/2014, 10:20

... paper we apply rerank- ing methods to named-entity extraction. A state-of- the-art (maximum-entropy) tagger is used to gener- ate 20 possible segmentations for each input sen- tence, along with ... quotes was tagged as an entity. Ad- ditionally, , , and . The val- ues for and would be and (these features are derived from The and Lennon, which re- spectively do and don’t appear in th...

Ngày tải lên: 17/03/2014, 08:20

... Schabes, Mark Steedman, Enric Vall- duv{. This work was pa~ially supported by ARO Grants DAAL0 3-8 9- C0031 PRI and DAAG2 9-8 4-K-0061 and DARPA grant N0001 4-8 5-K- 0018. The author is supported ... tional head and the element for which it subcategorizes, i.e. between C and IP, I and VP, D and NP. Subjecthood is the relation between a head and its "subject&...

Ngày tải lên: 17/03/2014, 20:20

... Sensors and Actuators B Received date: 1 4-8 -2 008 Revised date: 1 5-1 2-2 008 Accepted date: 5-3 -2 009 Please cite this article as: A. Oprea, A. Gurlo, N. B ˆ arsan, U. Weimar, Transport and gas sensing ... Both In 2 O 3 polymorphs, i.e. bixbyite- type c-In 2 O 3 (cubic, C-type structure of rare-earth oxides, space group 3Ia , No. 204) and corundum-type rh-In 2 O 3 (rhombo...

Ngày tải lên: 19/03/2014, 16:47

... thesis proposal in syntax-based Statistical Machine Translation. I propose to build discrimina- tive SMT models using both tree- to-string and tree- to -tree approaches. Translation and language models ... the Tree- to-String (TTS) and the Tree- to -Tree (TTT) models. In the former, syntactic information is provided only for the source language while in the latter, it is pro- vid...

Ngày tải lên: 23/03/2014, 16:20

... derived tree for one of the pro- jected tree- substitution grammars. The homomor- phisms are linear and complete because the tree re- lation between a tree- substitution grammar deriva- tion tree and ... the input tree argument. We uniformly use the other- wise unused variable x 0 for this argument in the left-hand side, and add x 0 as a possible right-hand side itself. Finall...

Ngày tải lên: 31/03/2014, 20:20

... represents a log -structured file system with uniform access pattern and a greedy cleaning policy: the cleaner chooses the least-utilized segments. The ‘‘LFS hot -and- cold’’ curve represents a log -structured ... Recovery Scheme for a Memory-Resident Database System,’’ IEEE Tran- sactions on Computers C-35(9)(Sep 1986). July 24, 1991 - 15 - as those including reads and large-file...

Ngày tải lên: 12/09/2012, 15:05