1,789 research outputs found

    In silico analysis for the presence of HARDY an Arabidopsis drought tolerance DNA binding transcription factor product in chromosome 6 of Sorghum bicolor genome

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    Expression of the Arabidopsis HARDY (hrd) DNA binding transcription factor (555 bp present on chromosome 2) has been shown to increase WUE in rice by Karaba et al 2007 (PNAS, 104:15270–15275). We conducted a detail analysis of the complete sorghum genome for the similarity/presence of either DNA, mRNA or protein product of the Arabidopsis HARDY (hrd) DNA binding transcription factor (555 bp present on chromosome 2). Chromosome 6 showed a sequence match of 61.5 percent positive between 61 and 255 mRNA residues of the query region. Further confirmation was obtained by TBLASTN which showed that chromosome 6 of the sorghum genome has a region between 54948120 and 54948668 which has 80 amino acid similarities out of the 185 residues. A homology model was constructed and verified using Anolea, Gromos and Verify3D. Scanning the motif for possible activation sites revealed that there was a protein kinase C phosphorylation site between 15th and 20th residue. The study indicates the possibility of the presence of a DNA binding transcription factor in chromosome 6 of Sorghum bicolor with 60 percent similarity to that of Arabidopsis hrd DNA binding transcription factor

    The...Tinderverse?: Opportunities and Challenges for User Safety in Extended Reality (XR) Dating Apps

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    Dating apps such as Tinder have announced plans for a dating metaverse: the incorporation of XR technologies into the online dating process to augment interactions between potential sexual partners across virtual and physical worlds. While the dating metaverse is still in conceptual stages we can forecast significant harms that it may expose daters to given prior research into the frequency and severity of sexual harms facilitated by dating apps as well as harms within social VR environments. In this workshop paper we envision how XR could enrich virtual-to-physical interaction between potential sexual partners and outline harms that it will likely perpetuate as well. We then introduce our ongoing research to preempt such harms: a participatory design study with sexual violence experts and demographics at disproportionate risk of sexual violence to produce mitigative solutions to sexual violence perpetuated by XR-enabled dating apps.Comment: Accepted to CHI 22 Workshop "Novel Challenges of Safety, Security and Privacy in Extended Reality

    A Condition Monitoring System for Electric Vehicle Batteries Based on a Convolutional Neural Network Using Thermal Image

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    A new monitoring technique has been developed to evaluate the capacity and performance of Lithium-ion batteries batteries by utilizing two convolutional neural networks (CNNs) models, Deep convolutional neural network (DnCNN) and CNN with BFGS quasi-Newton optimization. The system utilizes thermal images of lithium-ion batteries as input for training and testing. DnCNN model is utilised to accurately calculate battery capacity and performance, and the performance is evaluated using mean squared error (MSE) and PSNR. The CNN-based training method employs the BFGS quasi-Newton algorithm to measure battery capacity accurately by evaluating the mean squared error (MSE) and regression results. The proposed condition monitoring system using thermal imaging and CNN models, specifically the CNN- BFGS quasi-Newton algorithm model, can accurately detect battery capacity with an accuracy rate of 98.5%, compared to the DnCNN model with an accuracy rate of 96.7%. The proposed system can address the critical issue of battery capacity and degradation in EVs, providing a more sustainable and efficient alternative for real-time applications

    FEDERAL PROCEDURE-VENUE-APPLICABILITY OF SECTION 1404(a) OF NEW TITLE 28 TO ANTI-TRUST SUITS

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    Working directly from a branch office in Washington, D.C., defendant corporation solicited orders and distributed films in the state of Virginia, although it had not registered as a foreign corporation in that state. Alleging that the defendant had violated the anti-trust laws by its activities in Virginia, plaintiff brought a civil action for damages and injunctive relief in the United States District Court for the District of Columbia. Pursuant to section 14O4(a) of Title 28 U.S.C. defendant moved to transfer the action to the District Court for the Eastern District of Virginia. Held, since the defendant was not transacting business in Virginia sufficient to satisfy the venue provisions of the anti-trust acts and had not shown a preponderance of circumstances favoring the transfer as required by section 1404(a), motion denied. Hampton Theatres Inc. v. Paramount Film Distributing Corporation, (D.C.D.C. 1950) 90 F. Supp. 645

    Effect of cadmium stress on seed germination and seedling morpho-physiological growth parameters of barnyard millet (Echinochloa frumentacea Link)

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    Cadmium (Cd) is a heavy metal, which is seen in the contaminated soils and severely affects the growth and development of plants in recent years. The study on the seed germination and morpho-physiological growth characteristics of barnyard millet (Echinochloa frumentacea) cultivar CO (KV) 2 treated with different concentrations (50, 100, 150, 200, and 250 mg/kg of soil) of Cd were evaluated at 15th, 30th, and 45th day of interval. The findings of this research demonstrate that the maximum dosage of Cd (250 mg/kg of soil) affects the germination percentage (65%) of barnyard millet. Seedling vigor index has been negatively influences a drop in germination percentage. Increasing concentrations of Cd reveals the growth of root and shoot length and the quantity of fresh and dry weight affected. The phytotoxicity percentage of roots and shoots also increases with increasing concentrations of Cd, whereas the tolerance index level decreases with increasing concentrations of Cd. In root and shoot, the relative growth index was reduced in higher concentration of Cd. The relative water content remains high in the initial stages of leaf development and declines when the leaf matures. From this study, it was found that the increase in the concentration of Cd leads to decrease the germination percentage and morpho-physiological growth parameters as compared to control

    Anemia Detection using a Deep Learning Algorithm by Palm Images

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    Our aim is to detect anemia through a comparative analysis of three convolutional neural network (CNN) models, namely EfficientNet B3, DenseNet121, and CNN AllNet. A collection of 3,000 microscopic palm pictures, including 1,500 anaemic and 1,500 non-anemic samples, was used to train and test the algorithms. The dataset was preprocessed to balance the classes, augment the images, and normalize the pixel values. The models were trained using transfer learning on the ImageNet dataset and fine-tuned on the anemia dataset. The performance of the models was evaluated based on accuracy, precision, recall, and F1-score. The results showed that CNN ALLNET achieved the highest accuracy of 96.8%, followed by DenseNet121 with 94.4%, and EfficientNet B3 with 91.2%. The precision, recall, and F1-score also followed a similar trend. The study concludes that CNN ALLNET is the optimal model for anemia detection due to its high accuracy and overall better performance when compared with the different models. The findings of this research could provide a basis for further studies on anemia detection using CNN models, ultimately improving the accuracy and efficiency of anemia diagnosis and treatment

    LABOR LAW-ARBITRATION-APPLICABILITY OF THE UNITED STATES ARBITRATION ACT TO COLLECTIVE BARGAINING AGREEMENTS

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    Plaintiff brought an action in the federal district court for Pennsylvania against the defendant labor union for damages caused by a strike, allegedly in violation of a written collective bargaining agreement between them. This contract also provided, inter alia, for submission to arbitration of all differences arising between the parties under the contract. However, no arbitration had been had prior to this suit. Defendant moved to stay all proceedings pending arbitration, allegedly as authorized by section 3 of the United States .Arbitration .Act providing for such stays in . . . any suit or proceeding . . . brought in any of the courts of the United States upon any issue referable to arbitration . . .. Plaintiff urged that these words were limited by section 1, the definition section of the act, which contained a clause that . . . nothing herein contained shall apply to contracts of employment. . .. The district court sustained defendant\u27s arguments and further pointed out that even if section I were applicable to section, it was doubtful that a collective bargaining agreement was a contract of employment for purposes of exclusion from the act4 On appeal, held, reversed. Contracts of employment, which include collective bargaining agreements, are excluded from the operation of the entire Arbitration Act. Pennsylvania Greyhound Lines, Inc. v. Amalgamated Association of Street, Electric Railway, & Motor Coach Employees of America, Division 1063, (3d Cir. 1952) 193 F. (2d) 327

    Analysis of Bulk Modulus and Thermal Expansivity for Six Minerals at High Temperatures

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    Doppler effect in fluorine K-Auger line produced in electron-induced core ionization of SF₆

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    An experimental evidence is reported on the observation of the Doppler effect in fluorine K-Auger line emitted from a core-ionized SF₆ molecule under an impact of 16keVelectrons. The emitting source of the Auger line is found to acquire a kinetic energy of 4.7±0.3keV. We propose that such large energy is released from the Coulomb repulsion taking place between F⁺ and SF₅⁺ fragment ions under influence of an intense focusing field of the incident electrons. In the presence of the Coulomb field of these ions, the Auger line obtains a polarizationP=76%±7%.The authors are thankful to the Department of Science and Technology DST, New Delhi for providing the financial support under a research Project No. SP/S2/L-08/2001

    Electron Beam Dynamics of SAMEER Linac

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    In the design of a linac such as the 4 MeV linac fabricated at SAMEER, simulation of electron beam dynamics plays an important role. We study electron beam dynamics to help in design of buncher cavity dimensions, linac length and effect of beam loading on electron energy and spectrum. We have written a program to calculate the electron trajectories for a given power input, with cavity dimensions, rf couplings and electron beam input voltage and current as parameters. By calculating the trajectories of electrons arriving at different rf phases, we get the average electron energy, percent of beam transmitted and electron energy spectrum. By running the program with different input parameters, we can choose the best combination for a required application such as radiography or cancer therapy
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