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424 articles for “R Tree”
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Credit Card Fraud Detection Using Machine Learning Techniques
Abstract: Credit card fraud has become a significant concern in today's digital economy, with billions of dollars being lost annually to fraudulent transactions. Conventional rule-based approaches frequently prove inadequate in addressing the constantly changing strategies employed by fraudsters. Machine learning methods have emerged as robust solutions for detecting credit card fraud, presenting the capability to accurately identify fraudulent transactions promptly. In this study, we investigate the efficiency of three widely used …
Published in Journal of Open Source Developments · Vol. 11, Issue 1, 2024 · pp. 1–7 Read article
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Design, Fabrication and Testing of Excavate Machine for Multipurpose Applications
Abstract: The research work of square hole digger is based on civil construction and agriculture applications. One of the main challenges faced in the construction industry is to dig a square hole for laying pillar beams. The current systems and methods used for digging purpose are not achieving correct dimensions. The main challenge in the construction site was to dig a square hole for pillar beams with correct dimensions, and also …
Published in Trends in Machine design · Vol. 6, Issue 3, 2019 · pp. 13–17 Read article
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Flooding of Urban Drainage Systems: Risk Analysis Study
Abstract: Floods are considered as to be among the most severe natural disasters because of their unpredictability, their overwhelming power and the difficulty to assess the related risks. Consequently, flooding damage is inevitable. This paper focuses on the identification of potential flood hazards in urban drainage systems. The flooding causes and modes are analyzed by two main methods: fault tree and event tree. The frequencies of natural events and operational obstacles …
Published in Journal of Water Resource Engineering and Management · Vol. 6, Issue 3, 2019 · pp. 1–5 Read article
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Crop Yield Prediction Using Machine Learning Algorithm Based on Climate Variables
Abstract: India's economy is based primarily on agriculture, as over 50% of the country's population depends on it for their livelihood. The long-term viability of agriculture is seriously threatened by variations in the weather, climate, and other environmental factors. Because machine learning provides tools for decision assistance in agricultural yield prediction, including guidance on which crops to plant and when to plant them during the growing season, it is essential to …
Published in International Journal of Cheminformatics · Vol. 1, Issue 2, 2023 · pp. 49–52 Read article
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Contra Harmonic Mean Labeling for Some Tree and Corona Related Graphs
Abstract: AbstractA graph G (V,E) is called a Contra Harmonic mean graph with p vertices and q edges, if it is possible to label the vertices xÎV with distinct element f(x) from 0, 1,…,q in such a way that when each edge e = uv is labeled with f(e=uv) = 16f(u)2+f(v)2f(u)+f(v)"> or 16f(u)2+f(v)2f(u)+f(v)"> with distinct edge labels. The mapping f is called Contra Harmonic mean labeling of G. Keywords: Graph, Contra …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 6, Issue 2, 2019 · pp. 24–29 Read article
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Elastomeric Blends of Natural Rubber and the Resin Exuded from Ailanthus malabaricum Tree
Abstract: AbstractElastomeric blends of natural rubber and exuded resin of Ailanthus malabaricum tree have been prepared from solution casting technique. Benzene was used as the common solvent for both the constituent polymers. Compared to the elasticity of natural rubber, the resin exhibits excellent elasticity. The combination of both the elastomers with different composition showed a considerable enhancement in elasticity of rubber. Universal testing machine was employed to study the tensile properties …
Published in Journal of Polymer & Composites · Vol. 4, Issue 2, 2016 · pp. 17–24 Read article
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Prevalence of Rose Powdery Mildew in Different Districts of Himachal Pradesh, India
Abstract: The present investigation was done in the month of March to June and August to November to survey the powdery mildew infection on commercial greenhouses, nurseries and garden grown roses. Powdery mildew manifests as white to grayish patches of powdery growth on the surfaces of plant organs. Powdery mildew of rose was presented all rose growing areas of districts Bilaspur, Kangra, Mandi, Sirmour, Shimla and Solan during the years 2015 …
Published in International Journal of Fungi · Vol. 1, Issue 1, 2024 · pp. 13–18 Read article
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Effectiveness of structured teaching programme on knowledge regarding breast cancer among women in selected Kudumbasree units in Pathanamthitta district
Abstract: Globally cancer is a major public health problem, one out of ten deaths occurs due to cancer. Cancer is the multiplication of the cells. Breast cancer is the cancer that forms in the cells of the breast8. Breast cancer can occur in women and rarely in men. Among women breast cancer is the second most common cancer1. In 2020, there were 2.3 million women diagnosed with breast cancer and 6,85,000 …
Published in Research and Reviews : A Journal of Immunology · Vol. 13, Issue 3, 2023 · pp. 16–29 Read article
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Comparative Study of Machine Learning Algorithms for Detection of Breast Cancer
Abstract: Breast cancer continues to be the most commonly diagnosed cancer among women, with more than 2.3 million new cases diagnosed yearly worldwide. It is stated as the leading cause of cancer-related deaths. Therefore, this emphasizes the dire necessity for early diagnosis with a view to improving survival. Early diagnosis elevates the effectiveness of prediction and treatment. This research carries out a structured and analytical evaluation of various machine learning algorithms, …
Published in Journal of Artificial Intelligence Research & Advances · Vol. 12, Issue 2, 2025 · pp. 113–129 Read article
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Effect of Slope on Estimating Tree Biomass using Satellite Data in Belasitsa Mountain Forest, Bulgaria
Abstract: 800x600 Remote sensing of above ground tree biomass (AGTB) in rugged and mountainous forest sites incurs uncertainties in accuracy due to the influences of various bio-physical and topographic factors. Particularly slope is an important factor affecting the accuracy of remote sensing AGTB. This study investigates how slope affects the estimation of above ground tree biomass using vegetation indices (VIs) calculated from an ASTER image in the Belasitsa Mountain forest in …
Published in Journal of Remote Sensing & GIS · Vol. 5, Issue 3, 2014 · pp. 17–30 Read article
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The Divine Tree (Neolamarckia cadamba): A Review
Abstract: Neolamarckia cadamba is a tree widely used in ancient traditional medicines due to its various pharmacological values. Whole part of tree from leaves to roots is rich in nutrients and minerals. The phytochemical screening of plant parts i.e. leaf, bark, fruit, root and seed showed various phytochemical constituent. N. cadamba has also been mentioned in Hindu mythological books and stories therefore hold a special place in Indian culture. It is …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 8, Issue 1, 2023 · pp. 8–13 Read article
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Risk Assessment of Batch Sulfonation Process using Fault Tree and Bowtie
Abstract: The current study looks into the batch reactor's sulfonation reaction's safety features. Acetanilide, thionyl chloride, and chlorosulphonic acid are used in the sulfonation reaction under consideration to generate acetyl sulphonyl chloride as well as by-products such HCl and SOx. Steam starts the process, which is exothermic in nature. Water is then chilled to maintain a temperature of 50°C and a pressure of one atmosphere. The Hazard and Operability (HAZOP) analysis …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 3, 2024 · pp. 50–56 Read article
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REBONDING FOREST FIBRE TO SUSTAINABLE DEPLOYMENT
Abstract: The significance of wood in artistic manipulations is unraveled to any other material used in engineering, commercial or in infrastructural uses. All this is at the cost of eco-sustainability, not directly because manufacturing remains ecofriendly, but indirectly; because forests are expended in realization of this raw material. The author pre-supposes that with the mere thought of cutting a tree, environmental degradation has already begun [1]. As a preventive measure, least …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 4, Issue 3, 2014 · pp. 11–24 Read article
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Diversity and Sustainability: The Role of Traditional Fruit Trees in Uttarakhand Agricultural Landscape
Abstract: Uttarakhand state is characterized by a rich diversity of traditional fruit trees. Uttarakhand is largely a mountainous state, with only around 10% of its overall geographical area being plains, and more than three-quarters (78%) of its total people relying on agriculture for survival. The state's geographical features and climatic circumstances are suited for growing temperate and subtropical fruit crops. It provides a variety of agro-geoclimatic conditions that are ideal for …
Published in International Journal of Land · Vol. 1, Issue 2, 2024 · pp. 22–25 Read article
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Application of B-trees for Design of Optimal Page Replacement Technique in Modern Operating Systems
Abstract: Algorithms related to replacing the memory pages in operating systems are critical components of modern operating systems that manage virtual memory efficiently. Current algorithms such as LRU (Least Recently Used), Clock algorithms as well as FIFO (First-In-First-Out), often struggle with the increasing demands of contemporary applications and larger memory hierarchies. This research work proposes a novel approach utilizing B-tree data structures to design an optimal page replacement technique. The proposed …
Published in International Journal of Data Structure Studies · Vol. 3, Issue 2, 2025 · pp. 23–30 Read article
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A Comprehensive Review of Green Hybrid Polymer–Inorganic Composite Systems Incorporating Palm Tree Ash and Titanium Dioxide
Abstract: The increasing requests on sustainable and high performance systems have motivated extensive investigations on polymer-based hybrid systems with bio-derived and/or functional inorganic fillers. In this review, the importance of palm tree ash (PTA) and titanium dioxide (TiO₂) as synergistic fillers for polymer–inorganic hybrid composites, particularly about structure–property relations, interfacial adhesion and durability performance, is discussed. Agricultural waste-derived palm tree ash (PTA) plays as a silica-rich filler which not only aids …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1811–1820 Read article
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The Assessment of Electric Vehicle Fire Risk Using the Failure Tree Analysis
Abstract: With the global shift toward sustainable transportation, the widespread adoption of electric vehicles (EVs) is rapidly becoming a reality, largely driven by growing environmental awareness and concerns over climate change. However, alongside this transition comes a set of emerging challenges, most notably, the increasing incidence of EV-related fire hazards, which have attracted significant public and media scrutiny. This situation highlights the urgent need for a detailed and systematic approach to …
Published in Journal of Industrial Safety Engineering · Vol. 12, Issue 2, 2025 · pp. 27–38 Read article
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Reliability Analysis using Fault Tree Criterion: A Case Study of Inlet Guide Valve of Centrifugal Air Compressor
Abstract: Inlet guide valves (IGVs) are one of the most important components in centrifugal air compressors. Evaluating and analyzing the workings and potential failures of IGV ensures efficient working of centrifugal air compressor by eliminating the potential failure modes. Also, analyzing the risk of the component helps in ensuring reliability and safety, which can in turn ensure higher availability and utilization of the system as a whole. Reliability of IGV will …
Published in Journal of Industrial Safety Engineering · Vol. 1, Issue 2, 2014 · pp. 7–12 Read article
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Herbal Shampoo: A Comprehensive Overview
Abstract: Shampoo is a cosmetic product designed mainly to use surfactants to clean away grease, dirt, and skin flakes from hair safely when used as intended. Today, shampoo not only cleanses the hair and scalp, but also helps stimulate hair growth and reduce hair loss. To achieve these goals, the shampoo industry incorporates a range of chemical additives that may present risks to consumers. It also acts as a conditioning agent, …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 12, Issue 2, 2025 · pp. 15–21 Read article
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Caching Proposal Based on Least Recently Used Algorithm and AVL Tree
Abstract: In proxy caching, the cache server gets the request for an object from a consumer. A cache is most likely saved in memory or on disk. A memory cache is in the main greater hastily to study from than a disk cache. The Least Recently Used (LRU) cache replacement calculation is a straightforward and by and large utilized plan. Proxy caching is a unique procedure to lower network traffic and …
Published in Journal of Software Engineering Tools & Technology Trends · Vol. 5, Issue 2, 2018 · pp. 37–47 Read article