Results 131 to 140 of about 127,505,457 (284)

Contradiction: when avoidance equals removal - Part I

open access: yes, 1994
. Recently several authors have stressed and illustrated the importance of including a second kind of negation (explicit negation) in logic programs besides "negation as failure", and its use in deductive databases, knowledge representation ...
Lu'is Moniz Pereira   +2 more
core  

Online Wellhead Drill Pipe Inspection Method Based on Open⁃Loop Permanent Magnet Magnetization

open access: yesShiyou jixie
The service safety of drill pipes (DPs) during drilling is critical in deep and ultra⁃deep wells. The closed⁃loop U⁃type permanent magnet (PM) magnetization method, one of the existing wellhead DP magnetic flux leakage (MFL) inspection techniques ...
Ke Rui   +6 more
doaj  

The Cow or the Credit: Causal Relationship Between California Dairy Herd Consolidation and Anaerobic Digesters

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The California dairy industry has experienced considerable consolidation over the past 30 years. During this period, there has also been substantial technological innovation, implementation of the state's Low Carbon Fuel Standard program, and rapid adoption of anaerobic digesters.
Michael McCullough, Jarrett Hart
wiley   +1 more source

Extension Economists: Valued in Mission, Penalized in Practice

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT As the public engagement arm of the land‐grant mission, we argue that Extension faculty in US agricultural economics departments face an identity crossroads as they struggle for institutional support. Specifically, we argue that Extension economists function as boundary‐spanning professionals within academic structures that often devalue ...
Trey Malone   +5 more
wiley   +1 more source

The Extended Stable Models of Contradiction Removal Semantics

open access: yes, 1992
Our purpose is to define a semantics that extends Contradiction Removal Semantics just as Extended Stable Model Semantics extends Well Founded Semantics, thus providing the notion of Contradiction Free Extended Stable Models.
Luís Moniz Pereira   +2 more
core  

Humanitarian sukuk: practical instrument in eliminating refugee crisis [PDF]

open access: yes, 2018
Reaching towards 2018, the modern world sees the worst of refugees’ crisis after the War World II. With massive movement of refugees caused by war and genocide, these refugees are facing starvation and deprivation of human rights beyond imagination ...
Mahadi, Nur Farhah   +2 more
core  

Protection Motivation Theory and Farmers' Participation in Futures Markets: Evidence From Germany

open access: yesAgribusiness, EarlyView.
ABSTRACT This study examines why German farmers show limited adoption of commodity futures contracts despite substantial price volatility, applying Protection Motivation Theory (PMT) to understand the cognitive processes driving participation decisions in futures markets. Survey data from 303 German farmers collected in 2024 were analyzed using Partial
Hendrik Wever   +2 more
wiley   +1 more source

MicroRNA‐941 Acts as a Novel Prognostic Predictor and Oncogenic Driver in Colorectal Cancer

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Upregulation of miR‐941 was a promising diagnostic and prognostic biomarker for CRC patients. Inhibition of miR‐941 significantly suppressed CRC cellular events and triggered ferroptosis. The oncogenic functions of miR‐941 were mediated through targeting TRPS1.
Hong Li   +5 more
wiley   +1 more source

Contradiction Removal Semantics with Explicit Negation

open access: yes, 1992
Well Founded Semantics for logic programs extended with eXplicit negation (WFSX) is characterized by that, in any model, whenever :a (the explicit negation of a) holds, then ¸a (the negation by default of a) also holds.
Luís Moniz Pereira   +2 more
core  

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