نتایج جستجو برای: بذر dt
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Decision tree (DT) is one of the most popular classification algorithms in data mining and machine learning. However, the performance of DT based credit scoring model is often relatively poorer than other techniques. This is mainly due to two reasons: DT is easily affected by (1) the noise data and (2) the redundant attributes of data under the circumstance of credit scoring. In this study, we ...
BACKGROUND Dignity Therapy (DT), an intervention for people facing serious illness, focuses on dignity conservation tasks such as settling relationships, sharing words of love, and preparing a legacy document for loved ones. Research on DT began more than a decade ago and has been conducted in 7 countries, but a systematic review of DT research has not been published. METHODS Using a PubMed s...
The current state-of-the-art singledocument summarization method generates a summary by solving a Tree Knapsack Problem (TKP), which is the problem of finding the optimal rooted subtree of the dependency-based discourse tree (DEP-DT) of a document. We can obtain a gold DEP-DT by transforming a gold Rhetorical Structure Theory-based discourse tree (RST-DT). However, there is still a large differ...
Diphtheria toxin (DT) is a potent inhibitor of protein synthesis. As little asa single molecule of DT can result in cell-cycle independent cell death. This profound potency has led to difficulties in the development of DT as a suicide gene in cancer gene therapy, because toxicity appears to be related primarily to the fidelity of basal gene expression and the yield of viral titer. We evaluated ...
Doubling time (DT) is widely used for quantification of tumor growth rate. DT is usually determined from two volume estimations with measurement time intervals comparable with or shorter than DT. Clinical data show that the frequency distribution of DT in patients is positively skewed, with some very long DT values compared with the average DT. Growth rate can also be quantified using specific ...
We report here spectroscopic and biochemical data of a novel series of sugar-modified oligodeoxy-nucleotides, the carbocyclic oligothymidylates, c(dT)3-20. In c(dT)n a methylene group has been substituted for the oxygen atom of the deoxyribose ring of the natural thymidylate unit. c(dT)10-20 form helical structures, in contrast with oligothymidylates or poly(dT), based on absorbance versus temp...
We demonstrated that the mutant of cholera toxin (mCT) E112K which was LPS-free supported the induction of protective immunity in mucosal (e.g. lung lavage) and systemic (e.g. serum) compartments when given nasally with vaccine-grade diphtheria toxoid (DT) to mice. Significant DT-specific mucosal IgA antibody (Ab) and serum IgG, IgA and IgM Ab responses were induced when LPS-depleted mCT E112K ...
This paper demonstrates an on-chip di/dt detector circuit. The di/dt detector circuit consists of a power supply line, an underlying spiral inductor and an amplifier. The mutual inductor induces a di/dt proportional voltage, and the amplifier amplifies and outputs the value. The measurement results show that the di/dt detector output and the voltage difference between a resistor have good agree...
Doubling time (DT) is widely used for quantification of tumor growth rate. DT is usually determined from two volume estimations with measurement time intervals comparable with or shorter than DT. Clinical data show that the frequency distribution of DT in patients is positively skewed, with some very long DT values compared with the average DT. Growth rate can also be quantified using specific ...
The macrophage migration inhibitory factor (MIF)-homologue D-dopachrome tautomerase (D-DT) recently has been described to have similar functions as MIF. However, the role of D-DT, as opposed to MIF, in tumor biology remains unknown. We hypothesized that D-DT could represent a target for therapeutic interventions in cancer. We analyzed the production of D-DT in the murine melanoma model B16F10 a...
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