Tài liệu Báo cáo khoa học: "The Problem with Kappa" pdf

... Recall. In fact if tn is large with respect to both rp and pp, and thus with respect to components tp, fp and fn, then both tn/pn and tn/rn approach 0 as tn increases without bound. As discussed ... 345–355, Avignon, France, April 23 - 27 2012. c 2012 Association for Computational Linguistics The Problem with Kappa David M W Powers Centre for Knowledge & Interaction...

Ngày tải lên: 22/02/2014, 02:20

... resolution (or simply coreference resolution) is the problem of identi- fying all noun phrases (NPs) that refer to the same entity in a text. The problem of coreference res- olution is fundamental ... coreference resolution system. Coreference resolution is a complex problem, and successful systems must tackle a variety of non-trivial sub- problems that are central to the coreference tas...

Ngày tải lên: 20/02/2014, 04:20

... identity with that of Bacil- lus amyloliquefaciens TS-Phy (YP090097), and a C-ter- minal domain (PhyH-DII, residues 319–644) that has 49% identity with that of TS-Phy (YP090097) [15] and 41% with ... 1.2–2.5-fold increase in phosphate release) with PhyH-DII, other BPPs (PhyP and 168PhyA) and a histidine acid phosphatase. Furthermore, fusion of PhyH-DI with PhyP or 168PhyA sig- nifica...

Ngày tải lên: 14/02/2014, 15:20

... interacted with PTI1-4. These data indicate that the kinase activity of OXI1 is not required for the interaction with PTI1-4. OXI1 interacts with PTI1-4 in vivo Because various PTIs interact with AGCs ... was mixed with increasing amounts of HIS-PTI1-4 or HIS-OXI1 was preincubat- ed in kinase buffer with or without HIS-PTI1-4 for the indicated time points. The mixes were then incu...

Ngày tải lên: 14/02/2014, 19:20

... binding E2F1, -2 and -3. These acti- vating E2Fs cooperate with NF-Y proteins binding to CCAAT-boxes and with Myb proteins associating with a distal Myb site in activating the Cdc2 promoter. Binding ... the distinct binding to the related elements, together with the different DRS ⁄ CHR, are responsible also for altered timing of gene expression as seen with B-Myb mRNA appearing earl...

Ngày tải lên: 16/02/2014, 09:20

... arbitrarily set to 100%. (D) HEK-293T cells were transfected with Bid–GFP with or without FLAG–Itch. Cells were treated when indicated with 20 l M lactacystin for 24 h. Total cell lysates were then ... transfected HEK-293T cells with Myc–ubiquitin and tBid–GFP, with or without FLAG–Itch. Forty-eight hours after transfection, cells were lysed and tBid–GFP immuno- precipitated from th...

Ngày tải lên: 16/02/2014, 09:20

... additional regulatory motifs within the 3¢ UTR that cooperate with the nonameric adenylate-uridylate element to promote mRNA destabi- lization. These elements are located within a 74 nucleotide U-rich ... b-globin transcript with kinetics similar to those seen with the PAI-2 full-length 3¢ UTR. The pentameric motif (AUUUA) is the minimal active destabilizing sequence element when presen...

Ngày tải lên: 16/02/2014, 09:20

... mixed with an equal volume of SDS buffer (0.2 m Tris, pH 7.5, 0.3 m NaCl, 25 mm EDTA, 2% SDS) and twice extracted with phenol ⁄ chloroform, once extracted with chloroform, and precipitated with ... anti-flag WB anti-HA HA-ASF/SF2 RNaseA RNaseA w/o w/o with + + – –+–+ ++++++ – +–+– w/o w/o with + + – –+–+ ++++++ – +–+– w/o w/o with w/o w/o with WB anti-flag WB anti-HA TIAR-flag...

Ngày tải lên: 16/02/2014, 15:20

... Daresbury Labo- ratory, Warrington, UK. The ring operated at 2 GeV with a mean current of 140 mA: the station was equipped with a vertically focusing mirror and a flat Si (220) double crystal monochromator ... grinding in an agate pestle and mortar, diluted with boron nitride to give an edge step of approximately 1, and mounted in 1 mm thick aluminium sample holders with Sellotape wind...

Ngày tải lên: 16/02/2014, 15:20

... (GE Healthcare, Waukesha, WI, USA) equili- brated with 20 mm phosphate buffer (pH 7.4) supple- mented with 100 mm NaCl. Elution was carried out with a one-step linear imidazole (500 mm) gradient ... measurements were performed with a silver ⁄ silver chloride electrode, calibrated with a quinhydrone-saturated solution at pH 7.0. The redox potentials are quoted with respect to the s...

Ngày tải lên: 18/02/2014, 04:20