Søgeresultater - optimization algorithm
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4541
Artificial Intelligence in Primary Malignant Bone Tumor Imaging: A Narrative Review
Udgivet 2025-07-01“...Through machine learning and deep learning techniques, AI leverages computational algorithms and large datasets to enhance medical imaging interpretation and support clinical decision-making. ...”Artificial Intelligence (AI) has emerged as a transformative force in orthopedic oncology, offering significant advances in the diagnosis, classification, and prediction of treatment response for primary malignant bone tumors (PBT). Through machine learning and deep learning techniques, AI leverages...
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4542
Comparative analysis of machine learning techniques in metabolomic-based preterm birth prediction
Udgivet 2025-01-01“...Background: Machine learning (ML), with advancements in algorithms and computations, is seeing an increased presence in life science research. ...”Background: Machine learning (ML), with advancements in algorithms and computations, is seeing an increased presence in life science research. This study investigated several ML models' efficacy in predicting preterm birth using untargeted metabolomics from serum collected during the third trim...
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4543
Assessment of Bone Aging—A Comparison of Different Methods for Evaluating Bone Tissue
Udgivet 2025-07-01Få fuldtekstThis study tackles the challenge of automatically estimating age from pelvis radiographs. Furthermore, we aim to develop a methodology for applying artificial intelligence to classify or regress medical imagery data. Our dataset comprises 684 pelvis X-ray images of patients, each accompanied by anno...
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4544
High concentration formulation developability approaches and considerations
Udgivet 2023-12-01“...However, due to the high material requirements, identifying optimal conditions can be slow, costly, and often prevent therapeutics from moving rapidly into the clinic/market. ...”The growing need for biologics to be administered subcutaneously and ocularly, coupled with certain indications requiring high doses, has resulted in an increase in drug substance (DS) and drug product (DP) protein concentrations. With this increase, more emphasis must be placed on identifying criti...
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4545
Intelligent Sensor for Measurement Systems with Sinusoidal Excitation Response
Udgivet 2023-04-01“...The aim of the work was to develop the optimal architecture and algorithms for the operation of intelligent sensors intended for use in measuring systems operating according to the sinusoidal excitation – response scheme.This paper describes the approach proposed by the authors to the construction of intelligent sensors based on modern microcontrollers, the distinctive feature of which is the continuous generation of sinusoidal excitation and reading responses in the background, as well as setting the readiness flags for data processing in the main process of the microprocessor, which ensures uninterrupted execution of background processes, the main of which is the generation of a sinusoidal excitatory action.This approach has been tested in the development of charge-sensitive surface mapping systems, such as the Kelvin probe based on a vibrating capacitor, and the surface photo voltage probe for the case of semiconductors....”Measuring devices and systems containing sensors that require sinusoidal excitation are widely used in information and measurement technology both in production conditions and in research practice. Examples include various types of metal detectors, eddy current flaw detectors, analyzers of liquid me...
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4546
Low-cost Cascaded prototype for DC-DC converters for Renewable energy applications
Udgivet 2025-01-01“...The proposed prototype offers a cost-effective and highly efficient solution for implementing various Maximum Power Point Tracking (MPPT) algorithms and advanced control methods. A comprehensive review of existing literature on PV applications, MPPT techniques, and DC-DC converters is provided, followed by detailed descriptions of the design, implementation, and experimental validation of the proposed prototype. ...”In the context of the increasing global demand for renewable energy, photovoltaic (PV) systems have emerged as a promising solution for sustainable power generation. This paper presents a novel cascaded prototype for DC-DC converters, designed specifically for renewable energy applications. The prop...
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4547
The Use of BIM Models and Drone Flyover Data in Building Energy Efficiency Analysis
Udgivet 2025-06-01“...The paper examines methodologies for combining thermal imaging with BIM, including image analysis algorithms and artificial intelligence applications. ...”Building information modeling (BIM) and thermal imaging from drone flyovers present innovative opportunities for enhancing building energy efficiency. This study examines the integration of BIM models with thermal data collected using unmanned aerial vehicles (UAVs) to assess and manage energy perfo...
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4548
A Review of the Performance of Smart Lawnmower Development: Theoretical and Practical Implications
Udgivet 2025-05-01“...Smart lawnmowers have been found to contribute to advancements in machine learning algorithms and possibly swarm robotics. Environmental benefits, such as reduced emissions and noise pollution, were also highlighted in this review. ...”Smart lawnmowers are becoming increasingly integrated into daily life as their performance continues to improve. To ensure consistent advancement, it is important to conduct a comprehensive analysis of the performance of various modern smart lawnmowers. However, there appears to be a lack of thoroug...
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4549
Noise Adaptive Kalman Filter for Joint Polarization Tracking and Channel Equalization Using Cascaded Covariance Matching
Udgivet 2018-01-01“...The experimental results demonstrate that in wide range of OSNR and polarization rotation, the scheme can adaptively configure noise covariance parameters and consequently can achieve optimal performance even in long transmission cases. ...”We propose a noise adaptive Kalman filter for joint polarization tracking and channel equalization using cascaded covariance matching. With the process noise covariance (<bold><italic>Q</italic></bold>) and the measurement noise covariance (<bold><italic>R</ita...
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4550
Analysis of the state of geometrization development and digital modeling in open-pit mining enterprises
Udgivet 2025-07-01“...The relevance of the work is due to the requirements for optimizing mining processes, ensuring labor safety and increasing economic efficiency in the exploitation of deposits. ...”The article is devoted to the study of modern technologies of geometrization and digital modeling at open-pit mining enterprises. The relevance of the work is due to the requirements for optimizing mining processes, ensuring labor safety and increasing economic efficiency in the exploitation of depo...
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4551
Predictors of unfavorable progression and prognosis in patients with heart failure with preserved left ventricular ejection fraction
Udgivet 2024-12-01“...To date, there are no reliable prognostic algorithms to identify high-risk patients, and prognostic significance has been determined only for generally accepted clinical and standard resting echocardiographic parameters. ...”Heart failure with preserved ejection fraction (HFpEF) is the most common form of heart failure (HF) worldwide and is characterized by a severe course, poor prognosis, and limited effective treatments. To date, there are no reliable prognostic algorithms to identify high-risk patients, and prognostic...
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4552
Prototyping a graph-based approach for efficient vehicle tracking in a cluster controlled CCTV surveillance systems
Udgivet 2025-06-01“...Addressing the growing challenges of vehicle density and traffic complexity, the system employs state-of-the-art deep learning techniques for real-time vehicle detection, tracking, and route analysis. Utilizing algorithms like YOLO for object detection, the system ensures an accurate and efficient monitoring across multiple surveillance nodes. ...”In this work, an advanced multimodal video summarization system is developed for a clustercontrolled traffic surveillance environment. Addressing the growing challenges of vehicle density and traffic complexity, the system employs state-of-the-art deep learning techniques for real-time vehicle detec...
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4553
Neural network-based method for measuring the impacts of epileptic brain activities on cardiac cycles
Udgivet 2025-07-01“...In addition, using variance, skewness, and kurtosis centered on the median allowed us to achieve 100% sensitivity, specificity, and accuracy in our analyses, even using less complex algorithms, due to selecting these optimal characteristics. ...”Although electroencephalogram (EEG) is widely used to monitor brain activity in epilepsy, limitations related to the accessibility and reproducibility of measurements may restrict its everyday use. Conversely, wearable methods, easily accessible, such as electrocardiogram (ECG), represent an alterna...
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4554
High-sensitivity cardiac troponins: circadian rhythms
Udgivet 2021-02-01“...High-sensitivity cardiac troponins (hs-cTnI and hs-cTnT) contribute to a progression in the diagnosis and treatment of cardiovascular diseases: acceleration of diagnosis of acute myocardial infarction (early diagnostic algorithms: 0-1 h, 0-3 h), and earlier initiation of optimal treatment, expansion of diagnostic and prognostic potential (earlier detection of myocardial damage during chemotherapy, endocarditis, myocarditis and other diseases). ...”High-sensitivity cardiac troponins (hs-cTnI and hs-cTnT) contribute to a progression in the diagnosis and treatment of cardiovascular diseases: acceleration of diagnosis of acute myocardial infarction (early diagnostic algorithms: 0-1 h, 0-3 h), and earlier initiation of optimal treatment, expansion...
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4555
COMPARATIVE ANALYSIS OF EFFICIENCY OF SEROLOGICAL SCREENING METHODS FOR EPIGENETIC AND COLON CANCER
Udgivet 2014-06-01“...Purpose: Comparative analysis serologic screening techniques of epigenetic and colon cancer for adequate screening and diagnostic algorithms for detection of colorectal cancer.Materials and methods: Surveyed 204 patients whose colon cancer was detected in screening activities. ...”Purpose: Comparative analysis serologic screening techniques of epigenetic and colon cancer for adequate screening and diagnostic algorithms for detection of colorectal cancer.Materials and methods: Surveyed 204 patients whose colon cancer was detected in screening activities. A control group consis...
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4556
Methods of treatment of postnecroctic pancreatic cysts: modern view of the problem (literature review)
Udgivet 2017-09-01“...Thus, the high incidence of acute pancreatitis, the lack of diagnostic algorithms and clear indications for a wider range of existing methods of surgical treatment of postnecrotic pancreatic cysts leaves a field for subsequent studies and observations....”Choosing a surgical method of treatment of postnecrotic pancreatic cysts is an extremely urgent problem these days. With developing technologies and increasing number of minimally invasive methods of treatment, diagnostic capabilities tend to improve. Whereas traditional methods of surgical treatmen...
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4557
AI-Enabled Smart Irrigation for Climate-Resilient Agriculture
Udgivet 2025-01-01“...The system tries to achieve reduction in waste, optimized water usages and enhancement of crop yield by assimilating advanced machine learning algorithms with real time sensor data. ...”For agricultural productivity, climate change is a huge challenge, especially in water scarce and extremity of weather sensitive regions. Luckily, traditional irrigation methods have limitations in terms of addressing these challenges in the manner they require. Among others, this research proposes...
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4558
Know your competitor! Analyzing and predicting the location of competing stores: The case study of Valora at Swiss railway stations
Udgivet 2025-07-01“...Binary logit models are built for the formats examined in order to identify the determinants of location choice. Machine learning algorithms are used to check and optimize the predictive ability of the models. ...”Location choice in retailing is a key subject of retail location theory, but is also of great practical relevance. Retail companies must assess the demand and competition situation and try to anticipate the behavior of their competitors. This study examines location choice patterns of two convenienc...
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4559
The role of artificial intelligence in automating decision–making processes in project management
Udgivet 2025-03-01“...It is concluded that the introduction of AI into project management should be based on a systematic approach, represented by training team members, adapting existing processes, and ensuring the transparency of algorithms. The author’s scientific contribution consists in the systematization of approaches to the use of AI in the field under study, in the proposal of a conceptual «framework» regarding the allocation of tasks and control of the stages within the framework of project management (using artificial intelligence). ...”The article discusses issues related to the rationale and characteristics of the role of artificial intelligence (AI) in automating decision–making processes in project management. The relevance of this topic is predetermined by the rapid development of technologies, their powerful and increasing im...
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4560
Older LGBTQ+ and blockchain in healthcare: A value sensitive design perspective
Udgivet 2025-07-01“...Most algorithms deployed in healthcare do not consider gender and sex despite the effect they have on individuals’ health differences. ...”Most algorithms deployed in healthcare do not consider gender and sex despite the effect they have on individuals’ health differences. Missing these dimensions in healthcare information systems is a point of concern, as neglecting these aspects will inevitably perpetuate existing biases, produce far...
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