نتایج جستجو برای: quality loss function qlf

تعداد نتایج: 2234992  

Journal: :IOP Conference Series: Materials Science and Engineering 2020

1994
Matthew Hurst

This paper describes a reversible resolution method based on proof procedures. A monotonic semantics is given for a subset of the Core Language Engine (CLE)’s quasi-logical form (QLF) [AC92] which defines a relation (CAT ) realised by a series of declarative statements describing possible resolutions for terms. The application of paraphrasing is used to demonstrate the method in a useful functi...

Customers and consumers are the necessities for the survival of industries and organizations. Trying to improve the process in order to increase consumer satisfaction is the most important aim. The survival of an organization depends on its ability to continue the activities in compliance with the demands of customers to meet their legitimate needs. An organization is successful when it exactly...

Journal: :Monthly Notices of the Royal Astronomical Society 2022

More than $200$ quasars have been detected so far at $z > 6$, with only one showing clear signs of strong gravitational lensing. Some studies call for a missing population lensed high-$z$ quasars, but their existence is still in doubt. A large fraction being would significant effect on the shape intrinsic quasar luminosity function (QLF). Here, we perform first systematic search X-ray-detected ...

Journal: :Caries research 2011
F Lippert R J M Lynch G J Eckert S A Kelly A T Hara D T Zero

The present in situ study investigated the fluoride response of caries lesions with similar mineral loss but two distinct mineral distributions (low- and high-'R', calculated as the ratio of mineral loss to lesion depth). Sixteen subjects wore eight gauze-covered enamel specimens with preformed lesions placed buccally on their mandibular partial dentures for periods up to 4 weeks. The participa...

2016
Colin Degraf Tiziana Di Matteo Nishikanta Khandai Julio Lopez Volker Springel Colin DeGraf Rupert Croft

We examine predictions for the quasar luminosity functions (QLFs) and quasar clustering at high redshift (z ≥ 4.75) using MassiveBlack, our new hydrodynamic cosmological simulation which includes a self-consistent model for black hole (BH) growth and feedback. We show that the model reproduces the Sloan QLF within observational constraints at z ≥ 5. We find that the high-z QLF is consistent wit...

2008
C. M. Casey C. D. Impey J. R. Trump R. G. Abraham N. Z. Scoville M. Brusa

We outline a strategy to select faint (iAB < 24:5) type 1 active galactic nucleus (AGN) candidates down to the Seyfert/QSO boundary for spectroscopic targeting in the COSMOS field. Our selection process picks candidates by their nonstellar colors in uBVRizK broadband photometry from the Subaru and CFH Telescopes and morphological properties extracted from Hubble Space Telescope (HST ) ACS i-ban...

2014
Hailin Guo Wanwen Ding Jingbo Chen Xuan Chen Yiqi Zheng Zhiyong Wang Jianxiu Liu

Zoysiagrass (Zoysia Willd.) is an important warm season turfgrass that is grown in many parts of the world. Salt tolerance is an important trait in zoysiagrass breeding programs. In this study, a genetic linkage map was constructed using sequence-related amplified polymorphism markers and random amplified polymorphic DNA markers based on an F1 population comprising 120 progeny derived from a cr...

Journal: :Monthly Notices of the Royal Astronomical Society: Letters 2023

Using recent empirical constraints on the dark matter halo--galaxy--supermassive black hole (SMBH) connection from $z=0-7$, we infer how undermassive, typical, and overmassive SMBHs contribute to quasar luminosity function (QLF) at $z=6$. We find that beyond $L_\mathrm{bol} = 5 \times 10^{46}$ erg/s, $z=6$ QLF is dominated by are least 0.3 dex above median $M_\bullet-M_*$ relation. The typical ...

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