types of noise in ct images

... spill valve to control fuel injection, enabled the control of the injection volume on a cylinder-by-cylinder basis. Depending on the type of final injection volume correction and the solenoid spill ... fuel fills the injection pump, it lubricates and cools the moving parts in the injection pump. After the fuel is pressurized, it is injected into the engine cylinder by the injection nozzle. The ... pilot injection to reduce the combustion noise of the engine. 1 1 Types of Systems in ECD-V Series 1-1 ECD-V Series 1-2 Injection Pump for ECD-V3 SERVICE TECH Vol.465 03-4 11 The configuration of...

Ngày tải lên: 23/10/2012, 09:09

... Role of Bias in Machine Learning. In Proceed- ings of EMNLP'96 conference. Samuelsson, C. and Voutilainen, A. 1997. Compar- ing a Linguistic and a Stochastic Tagger. In Pro- ceedings of ... The noise in the test set produces a wrong estimation of accuracy, since correct answers are computed as wrong and vice-versa. In following sections we will show how this uncertainty in the ... training and test sets are extracted from the same corpus, they will prob- ably contain the same kind of errors in the same kind of situations. This may cause the training procedure to learn the...

Ngày tải lên: 08/03/2014, 05:21

... syntactic information m then it-has to complete its task by planning in- line, during real- ization. And in- line planning usually requires only a single decision, a selection from the syntactically ... task collecting, from the input elements, additional representation elements and determining which aspects of them to say is pre-eminently pre- scriptive. Good examples of topic collection plans ... different orderings; newspaper articles, for in- stance, often contain an introductory summa- rising sentence. In contrast to the abovemen- tioned schemas ([McKeown 82], etc.), steps in PAULINE's...

Ngày tải lên: 08/03/2014, 18:20

Ngày tải lên: 11/08/2014, 11:21

Ngày tải lên: 21/06/2014, 16:20

Ngày tải lên: 04/10/2012, 10:02

... of indirectness. An utterance with indirect acts always has multiple meanings with interpretation of the indirect acts based on the direct act and the context. They require certain extent of ... perform three acts: ã Locutionary act: the act of saying something in the full sense of say ã Illocutionary act: the act performed in saying something ã Perlocutionary act: the act performed by ... cultural factors including the decision of using different types of question responses in English and Vietnamese. 5. Data analysis As mentioned in the previous parts, we collected various kinds of...

Ngày tải lên: 07/11/2012, 14:54

Ngày tải lên: 18/12/2013, 21:45

... HO-1 and HO-2 expression in human cell lines We initially analyzed the effects of hypoxia on the expression of HO-1 and HO-2 in human cell lines of bone marrow origin, including KG1 myeloid cells, ... expression in human cells under hypoxia. In the present study, we have analyzed the effect of hypoxia on the expression levels of HO-1 and HO-2 in various types of human cell line, including erythrole- ukemia ... contains at least two copies of a potential heme-binding site, consisting of the cysteine and proline (CP motif) [7,8]. Importantly, these CP motifs are not involved in heme breakdown reactions [8],...

Ngày tải lên: 19/02/2014, 06:20

... category of symptomatics. DISCUSSION The findings of the three surveys showed the relative importance of cough as a predominant symptom employed in screening the population. In fact, two screening ... employed in screening the population for detection of cases. MATERIAL AND METHODS In 1999-2001, a baseline disease survey was conducted in a random sample of 50 villages and three urban units in Tiruvallur, ... prevalence of HIV among TB patients in this area was observed to be <1% (unpublished data) The findings of this study may not be applied to routine case detection, since the characteristics of the...

Ngày tải lên: 06/03/2014, 04:20

... the unbound cholinesterase activity was assayed. The percentage of lectin-bound activity was determined by comparing the activity in lectin-incubated and control assays [12]. Quantification of cholinesterase ... erythrocytes in the extent of binding with the lectins concanavalin A, Lens culinaris agglutinin (LCA), and Ricinus communis agglutinin (RCA) (Fig. 3), ruled out the blood origin and supported the renal ... evidence links these noncatalytic actions with the binding of cholinesterases to several protein partners. Thus, it has been reported that acetylcholin- esterase can interact with laminin and collagen...

Ngày tải lên: 06/03/2014, 22:21

... OsRPA70b is increased in the presence of OsRPA32 To determine the functional significance of the inter- actions among the RPA subunits, we tested the effect of RPA32 on the ssDNA-binding activity of OsRPA70a ... Radding CM (1998) Interaction of human rad51 recombination protein with single-stranded DNA binding protein, RPA. Nucleic Acids Res 26, 5388–5393. 17 Stauffer ME & Chazin WJ (2004) Physical interaction between ... OsRPA32 on the ssDNA-binding activity of OsRPA70a and OsRPA70b was tested (Fig. 5C). OsRPA32 increased the binding activity of OsRPA70b, but hardly affected that of OsRPA70a, suggesting that OsRPA32...

Ngày tải lên: 07/03/2014, 21:20

... Importin a possesses two major domains for its adaptor function, the importin b binding (IBB) domain in its N-terminus and the C-terminal NLS- binding domain. In the absence of importin b,an auto-inhibiting ... importin b regu- lates the NLS binding ability of importin a. The relatively large NLS-binding domain of importin a consists of ten armadillo repeats, each constituting three a-helices. In association ... con- tacts: it is within H-bonding distance to three oxygen atoms of conserved amino acids within importin a (the main-chain oxygen of glycine at position 168, the side- chain hydroxyl oxygen of...

Ngày tải lên: 15/03/2014, 11:20

... applications. Types of Mark-up Now, let’s have a look at the different characteristics of each kind of mark-up… 2. Formats for electronic documents and images - 1. Types of mark-up: Introduction - ... electronic documents and images - 1. Types of mark-up: Introduction - page 5 Procedural Mark-up Most electronic publishing systems today, such as word processing software and desktop publishing ... purpose of mark-up, and ã distinguish between different kinds of mark-up. Objectives Electronic text documents are stored in files on our computer disks. We can read electronic documents using software...

Ngày tải lên: 17/03/2014, 22:20

... proverbs relating to objects 24 I. The importance of objects in life 24 1. The integral connection between objects and human being 24 2. Images and metaphorical meaning of objects in literature ... and idioms relating to objects are valuable lesson on labor. In manufacturing, production relation between working and receiving in accordance with the amount of work, objects and works have ... Function of idioms and proverbs relating to objects 27 1. Proverb and idiom relating to objects give advice in life 27 1.1. Proverb and idiom relating to objects are valuable on educating...

Ngày tải lên: 18/03/2014, 00:21

... the foundation of my program of nursing research. exemplary nurses and career satisfaction The findings from my initial research study on the actions, and effects of the actions, of exemplary nurses ... handshake capable of replac- ing a caressing hand.” 80 The nurses I interviewed also identified different qualities of their touches. Being mindful of the importance of individualizing their care, ... know that both the factual and the emotional content of what was communicated have been heard. This kind of active listening seeks the other’s feelings. Succinctly stated, effective listeners are...

Ngày tải lên: 29/03/2014, 09:20

... monks and nuns in the numbers of the damned. These types of contrasting images were secularized in paintings and frescoes depicting good and bad government in the Renaissance. Portraits of royalty ... legitimation of monarchs, frequently in terms of conquest and empire, but also in terms of the older claims of divine rights via divine intervention. The images of power of the time included both ... ways of graphically representing those noncoercive activiities. Power that has been institutionalized in the form of institutions is often represented in terms of the buildings housing those institutions...

Ngày tải lên: 30/03/2014, 14:20