496 research outputs found

    Tapping Twitter Data for Analyzing and Visualizing Public Sentiments on Censorship

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    The main objective of this research study is to analyse and visualize Twitter data with tags “#Censorship”. A connection was established with twitter using Twitter API, and receiving the tweets on Google Spreadsheets. Data visualization was performed using various tools such as Voyant Tools, Tableau, Google Spreadsheet and Orange in order to generate different visualizations based upon, language, geographical areas, retweets etc. The sentiment analysis was performed for the sentiments that were attached to the given set of data by the public in their respective tweets. The 23680 tweets were retrieved during the data collection time and there were 13,771 retweets out of these tweets. The most popular application for using twitter by the users was Twitter Web Client which constituted of the 33.67% (7972 tweets); the second most popular app was Android with 23.61% (5592 Tweets) and Twitter for iPhone stayed at third place with a share of 20.07% (4753 Tweets). The most frequent used Hashtags (#) in the tweets were #Twitter, #Facebook, #Google, #YouTube etc. Results show that negative tweets are enormously higher than the neutral sentiments

    Clairaut Riemannian maps

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    In this paper, first we define Clairaut Riemannian map between Riemannian manifolds by using a geodesic curve on the base space and find necessary and sufficient conditions for a Riemannian map to be Clairaut with a non-trivial example. We also obtain necessary and sufficient condition for a Clairaut Riemannian map to be harmonic. Thereafter, we study Clairaut Riemannian map from Riemannian manifold to Ricci soliton with a non-trivial example. We obtain scalar curvatures of rangeFrangeF_\ast and (rangeF)(rangeF_\ast)^\bot by using Ricci soliton. Further, we obtain necessary conditions for the leaves of rangeFrangeF_\ast to be almost Ricci soliton and Einstein. We also obtain necessary condition for the vector field β˙\dot{\beta} to be conformal on rangeFrangeF_\ast and necessary and sufficient condition for the vector field β˙\dot{\beta} to be Killing on (rangeF)(rangeF_\ast)^\bot, where β\beta is a geodesic curve on the base space of Clairaut Riemannian map. Also, we obtain necessary condition for the mean curvature vector field of rangeFrangeF_\ast to be constant. Finally, we introduce Clairaut anti-invariant Riemannian map from Riemannian manifold to K\"ahler manifold, and obtain necessary and sufficient condition for an anti-invariant Riemannian map to be Clairaut with a non-trivial example. Further, we find necessary condition for rangeFrangeF_\ast to be minimal and totally geodesic. We also obtain necessary and sufficient condition for Clairaut anti-invariant Riemannian maps to be harmonic.Comment: 22 pages. arXiv admin note: text overlap with arXiv:2107.0104

    Riemannian Maps whose Base Manifolds admit a Ricci Soliton and their Harmonicity

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    In this paper, we study Riemannian maps whose base manifolds admit a Ricci soliton and give a non-trivial example of such Riemannian maps. First, we find Riemannian curvature tensor of base manifolds for Riemannian map FF. Further, we obtain Ricci tensors and calculate scalar curvature of base manifolds. Moreover, we obtain necessary conditions for rangeFrangeF_\ast to be Ricci soliton, almost Ricci soliton and Einstein. We also obtain necessary conditions for (rangeF)(rangeF_\ast)^\bot to be Ricci soliton and Einstein. Also, we calculate scalar curvatures of rangeFrangeF_\ast and (rangeF)(rangeF_\ast)^\bot by using Ricci soliton. Finally, we study harmonicity and biharmonicity of such Riemannian maps and obtain a necessary and sufficient condition for Riemannian map between Riemannian manifolds whose base manifold admits a Ricci soliton to be harmonic. We also obtain necessary and sufficient conditions for Riemannian map from Riemannian manifold to space form which admits Ricci soliton to be harmonic and biharmonic. Finally, some applications are presented for further studies on base manifolds of Riemannian maps

    RADICAL TRANSVERSAL SCR-LIGHTLIKE SUBMANIFOLDS OF INDEFINITE KAEHLER MANIFOLDS

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    In this paper, we introduce the notion of radical transversal screen Cauchy-Riemann (SCR)-lightlike submanifolds of indefinite Kaehler manifolds giving a charac-terization theorem with some non-trivial examples of such submanifolds. Integrabilityconditions of distributions D1, D2, D and D? on radical transversal SCR-lightlike sub-manifolds of an indefinite Kaehler manifold have been obtained. Further, we obtainnecessary and sufficient conditions for foliations determined by the above distributionsto be totally geodesic

    A Comprehensive Review of Prishniparni (Uraria picta Desv. Ex DC.) in Brihatrayee and various Nighantus

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    Prishniparni (Uraria picta Desv. Ex DC.) is a respected herb in Ayurveda and it is described in ancient texts like Charaka Samhita, Sushruta Samhita, Ashtanga Hridaya, and various Nighantus. Prishniparni (Uraria picta Desv. Ex DC.) is considered as Agraydravya (Sanghrahika, Vatahara, Deepniya and Vrishya Karma) in Charaka Samhita. Moreover, it is attributed with multiple therapeutic uses and is indicated in treatment of Shwasa (breathing troubles), Kasa (Cough), Jwara (fever), Atisara (diarrhoea), Raktavikara (bleeding disorders), Grahani (IBS), Vataroga, Asthibhagna (bone fractures) etc. and various Yogas (medicinal preparations) are mentioned in classical texts. It is one of the most important ayurvedic herb among Dashmula that includes ‘5 Brihat Panchmula’ (Bilva, Agnimantha, Shyonaka, Patala and Gambhari) which are obtained from large trees and \u275 Laghu Panchmula’ (Brihati, Kantakari, Salaparni, Prishniparni and Gokhru) which are obtained from small shrubs. Uraria picta is commonly found in dry grasslands and open forests in sub - Himalayan tract from Kashmir to Assam upto 1800m altitude and all over plains of India. It has got many important chemical constituents like alkaloids, flavonoids, steroids etc. Prishniparni is known to exhibit cardioprotective, hepatoprotective, anti- inflammatory, anti -hypertrophic, antioxidant and wound healing properties. Also, its nourishing, rejuvenating, and strengthening properties are well-recognized

    Information Need and Information Seeking Behaviour of Tangkhul Naga Community in India

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    The main objective of this research is to study the information-seeking behaviour and need of the Tangkhul Naga community in the Ukhrul district of Manipur state in India. What are the various sources and channels used for seeking information, the purpose of information seeking, problems faced by the Tangkhul Naga community while seeking the information? The survey research was conducted using a questionnaire tool from the scattered population of the Tangkhul community. Total of 211 people was responded to the questionnaire. The respondent includes student, daily-wage worker, government-employee, retired people, self-employed and unemployed persons. The print media and the Internet are the most popular source for acquiring information through the outside world. The community faces many problems and challenges while seeking information like cost of information access, a library without essential collections, outdated nature of books, language barriers, scattered literature, and limited library hours, etc
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