283 research outputs found

    Academic libraries, student expectations, and college admissions

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    I\u27m Polynesian Too: Philosophy of Assimilation, Cosmopolitanism, Colonialism, Race, & Culture

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    Finding identity is difficult for mixed race and culture Polynesian Americans because there is no full integration into either racial/cultural side. For many Polynesian Americans (mixed race or not), finding an ethnic, cultural, and philosophical identity is a life-long struggle that constantly toils in matters tied to their souls and well being: issues of right and wrong, gender roles, morals/ethics, acceptance, and what it means to be human. For Polynesians and mixed race Polynesians, tribulation and alienation stem from the assimilation model that is present in the world today. “American Consumerist Cosmopolitanism,” as descended from colonialism, has impacted the well-being of Polynesian Americans (mixed race or not) for the worse. I will argue that the values of Polynesian culture are best preserved by a reevaluation of racial categories and ethnic practices in light of the unique colonialist history of Polynesians and that we need to move toward a model of Pluralistic Cosmopolitanism, which promotes true multicultural autonomy and both inter- and intra-cultural acceptance, rather than elitism. To explain and back this, I give brief histories of the Samoan and Hawaiian people, as well as some background in Polynesian philosophy, relevant sociological issues, assimilation/acculturation models, and look at racial philosophy, particularly in how these issues impact the continuation of Samoan and Hawaiian culture

    METAL (II) COMPLEXES OF ONO DONOR SCHIFF BASE LIGAND AS A NEW CLASS OF BIOACTIVE COMPOUNDS CONTAINING INDOLE CORE: SYNTHESIS AND CHARACTERIZATION

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    Objective: The present communication deals with the synthesis and characterization of biologically active Cu (II), Co (II), Ni (II) and Zn (II) complexes of ONO donor Schiff base ligand derived from the condensation of 5-methyl-3-phenyl-1H-indole-2-carbohydrazide with 2-hydroxy-1-napthaldehyde.Methods: The chemical structures of the Schiff base ligand and its metal complexes were elucidated by elemental analysis and various physicochemical techniques like IR, 1H NMR, ESI mass, double beam UV-visible spectra, ESR, thermal analysis, powder XRD, conductometric and magnetic susceptibility measurements. Newly synthesized compounds were screened for their antibacterial and antifungal activities.Results: Spectral investigations suggested octahedral coordination geometrical arrangement for Cu (II), Co (II) and Ni (II) complexes, having 1:2 stoichiometric ratio of the type [M(L)2] whereas the tetrahedral coordination geometric arrangement of Zn(II) complex, with 1:1 stoichiometric ratio of the type [Zn(L)Cl]. The antimicrobial activity results revealed that the metal complexes were found to be more active than the free ligand. Furthermore, the DNA cleavage activity was also studied using plasmid DNA pBR322 as a target molecule, and the compounds showed moderate activity.Conclusion: A new Cu (II), Co (II), Ni (II) and Zn (II) complexes were prepared with tridentate ONO donor novel Schiff base ligand (L) and characterized by various physicochemical techniques and all the complexes are found to be non-electrolytic in nature. In addition, all the newly prepared compounds are found to be biologically active.Ă‚

    Intelligibility Enhancement of Synthetic Speech: A Review

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    Current method of speech enhancement has been developed with adaptive filtering approach. The adaptive filter utilizes the least mean square algorithm for noise removal, but in LMS algorithm key parameter is step size. When step size is large speed and least mean square error is large and it is that computational cost increases to an undesirable level as the length of the impulse response increases. This paper provide a detail review on existing methodologies on enhancement on synthetic speech

    Design and AIV of Ongoing ISS Based Student Project for Analysis of RF Spectrum Utilization

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    MarconISSta is a spectrum analyzer installed on the International Space Station to analyze frequency use in various frequency bands from VHF to S band. This data will provide vital information for the frequency coordination of future missions and might prevent harmful interference by providing up-to-date information throughout the operational period of the payload. To minimize cost and time the project uses a NewSpace and commercial off-the-shelf (COTS) approach. This project was developed by scientific staff and students of Technische Universität Berlin (TU Berlin). The MarconISSta payload utilizes a software defined radio (SDR) named LimeSDR as the spectrum analyzer. It is connected to the “Amateur Radio on the ISS” (ARISS) antennas while allowing for simultaneous operation of normal ARISS equipment and MarconISSta without interference. The data collected over the mission duration is downloaded in chunks and later analyzed on ground to investigate current use of the frequency bands and potentially aid in frequency coordination. The SDR based technology is first tested aboard the ISS and will later be used in a small satellite mission planned for 2020. This paper will present the design steps, assembly, integration and verification. Further, it highlights challenges and lessons learned during the student project

    Trends of Poisoning Cases in Tertiary Care Teaching Hospitals in Western Indian Population

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    Background: Any substance, which makes life better, if not used wisely and with proper care, would become dangerous to human life. These chemical substances can be termed poisons. A poison can be defined as a substance (solid, liquid, or gas), which if introduced into a living body or brought into contact with any part thereof would produce disease or even death by its constitutional or local effects or both. Pattern of poisoning in a particular region depends on various factors like availability and access to the poison, socioeconomic status of an individual, educational status, knowledge on pesticides, and their proper usage. In India, due to variations in geographical conditions and differences in religious and cultural practices, the incidence and pattern of poisoning vary from place to place, hence it is better to perform regional studies periodically to recognize the extent and evolution of the problem.Methods: This is a cross-sectional and observational study, which was conducted in tertiary care teaching institutes in Western India. The study includes 318 deceased persons due to poison consumption brought for postmortem examination. Results: Incidence of death due to poisoning was more in the third (31.7%) and second decade (22.6%) of life as compared to both extremes of age. The majority of victims were males (64.2%) as compared to females (35.8%). It was also observed that most victims belonged to lower socioeconomic class (58.8%) with educational status from illiteracy to primary education. Majority were farmers commonly due to insecticidal poisoning.Conclusion: Pattern of poisoning in the present study corresponds with the pattern found in most other studies. Majority of victims were male and agricultural poisons were the most common type. Our study suggests that establishment of poison information centers, availability of antidotes in rural area, and creating awareness among people help effectively to resolve the problem

    Different Exudates Segmentation Techniques in Fundus Images of Diabetic Retinopathy

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    Now a day’s Diabetic retinopathy is a serious medical issue that mainly harm the human retina and finely vision blindness. The analysis of the Retinal images is done through different diagnosis methods in modern Ophthalmology. There are different methods available for segmentation of the exudates in the fundus retinal images. These methods are used for non-intrusive diagnosis for the eye diseases. Exudates are the manifestations of DR. This paper has demonstrated different methods of exudates segmentation with its advantages and constraints. Accordingly in this paper overview the various main elements of the retina. All examined systems have enhanced the execution in terms of accuracy, specificity and sensitivity. The examination has demonstrated that ant colony optimization based segmentation has better outcomes over each systems

    Pattern of head injury in central India population

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    Background: In India, the developing economy and growing population simultaneously made a strong impact on increase in motor vehicle population. This increase in motorization has some adverse effects such as increase in road accidents with economic and functional loss. Head injury is the most common cause of mortality in road traffic accidents. The aim of this study was to know the incidence, pattern, mechanism, mode of head injury along with its distribution in relation to site of vault fracture and intracranial hemorrhage.Methods: Total 391 post-mortem cases of head injury were enrolled during study period. The information regarding age, sex, residence, marital status, date and time of time of accident and of death was gathered from police inquest report, relatives, dead body challan and clinical details from hospital records. During autopsy, detailed examination was carried out and data regarding both external and internal injuries were carefully recorded and analyzed.Results: The peak incidence of head injury was observed in the age group of 21-30 years. Most of deceased were from early age group and the male deceased were more than females. Majority victims of head injury were from road Traffic Accidents followed by fall from height, railway accidents and assault. Fissured fracture of vault was found in almost half cases. Subdural and subarachnoid hemorrhage were the most common one we encountered.Conclusions: Head injury due to RTA is well known public health problem causing death and disability. It is required from concerned government authority to take appropriate and immediate measures for reducing the incidence of head injury
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