Results 51 to 60 of about 1,002,275 (287)

Obstacle Avoidance and Path Planning Methods for Autonomous Navigation of Mobile Robot

open access: yesItalian National Conference on Sensors
Path planning creates the shortest path from the source to the destination based on sensory information obtained from the environment. Within path planning, obstacle avoidance is a crucial task in robotics, as the autonomous operation of robots needs to ...
Kornél Katona   +2 more
semanticscholar   +1 more source

Central Nervous System Tumors Among Infants in Canada: A Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) tumors in infants are rare, pose unique clinical challenges, and lack large‐scale evidence‐based data to guide management. This study seeks to describe CNS tumors in Canadian infants and to compare their outcomes with those of older children.
Samuel Sassine   +17 more
wiley   +1 more source

Automatic collision avoidance: towards the 21st century

open access: yes, 1995
The importance of collision avoidance at sea is emphasised to cover four main aspects. A brief review of the research that has been carried out on automatic collision avoidance systems follows.
Wilson, P.A., Zhao, J., Price, W.G.
core   +1 more source

How tree roots respond to drought

open access: yesFrontiers in Plant Science, 2015
The ongoing climate change is characterised by increased temperatures and altered precipitation patterns. In addition, there has been an increase in both the frequency and intensity of extreme climatic events such as drought. Episodes of drought induce a
Ivano eBrunner   +5 more
doaj   +1 more source

Retrospective Analysis of Donor Lymphocyte Infusions in Pediatric Patients With Mixed Chimerism After Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Allogeneic hematopoietic stem cell transplantation (alloHSCT) is an essential therapy for several malignant and nonmalignant diseases, but relapse and graft loss remain the principal threats to its success. Routine monitoring of chimerism and minimal residual disease (MRD) enables early detection of imminent recurrence and guides ...
Carmen Junk   +10 more
wiley   +1 more source

The Impact of the COVID‐19 Pandemic on Childhood Cancer Survival: A Population‐Based Assessment of Survival Patterns Between 2015 and 2023 in Germany

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Numerous international studies have reported declines in new cancer diagnoses, delayed diagnoses and disruptions in cancer treatment following the implementation of COVID‐19 pandemic public health measures, raising concerns that these effects may ultimately contribute to increased cancer mortality.
Friederike Erdmann   +8 more
wiley   +1 more source

Individual variability in space use near power lines by a long‐lived territorial raptor

open access: yesEcology and Evolution, 2022
Evaluating species responses to anthropogenic infrastructures and other habitat changes is often used to assess environmental impacts and to guide conservation actions. However, such studies are generally carried out at the population level, disregarding
Ana Teresa Marques   +9 more
doaj   +1 more source

Corporate Tax Avoidance and Stock Price Crash Risk: Firm-Level Analysis

open access: yes, 2011
Using a large sample of U.S. firms for the period 1995-2008, we provide strong and robust evidence that corporate tax avoidance is positively associated with firm-specific stock price crash risk.
Jeong-Bon Kim   +2 more
semanticscholar   +1 more source

Referral Patterns and Diagnostic Timeliness in Pediatric Cancer: A Hospital‐Based Study in Indonesia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Timely diagnosis and treatment are critical for improving survival among children with cancer. In low‐ and middle‐income countries (LMICs), delays are common and may be influenced by fragmented referral pathways and diagnostic limitations.
Nur Melani Sari   +5 more
wiley   +1 more source

Competition and specialization in an African forest carnivore community

open access: yesEcology and Evolution, 2019
Globally, human activities have led to the impoverishment of species assemblages and the disruption of ecosystem function. Determining whether this poses a threat to future ecosystem stability necessitates a thorough understanding of mechanisms ...
David R. Mills   +5 more
doaj   +1 more source

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