5 research outputs found

    Online pattern recognition in subsequence time series clustering

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    One of the open issues in the context of subsequence time series clustering is online pattern recognition. There are different fields in this clustering such as e-commerce, outlier detection, speech recognition, biological systems, DNA recognition, and text mining. Among these fields pattern recognition is one the essential concept. To implement the idea of online pattern recognition, we choose sequences of ECG data as a subsequence time series data. Additionally, using ECG data can help to interpret heart activity for finding heart diseases. This paper will offer a way to generate online pattern recognition in subsequence time series clustering in order to have a runtime results

    The relationship between risk factors of bladder cancer and tumor grade

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    BACKGROUND : The aim of this study was to investigate the relationship between risk factors of bladder cancer and tumor grading among Shahid Beheshti Hospital of Hamedan, Iran between 21st March 2006 and 20th March 2015.METHODS: The study population of this retrospective, the cross-sectional study consisted of patients with bladder cancer who were referred to Shahid Beheshti Hospital of Hamedan, Iran between 21st March 2006 and 20th March 2015 and underwent treatment. A total of 474 patients were enrolled in the study, including 410 men and 64 women. Then, using statistical techniques, the relationship between risk factors including age, sex, place of residence, smoking, opiate consumption, family history of urinary tract cancer and grading of bladder cancer in three grades was studied.RESULTS: The findings showed that the most common abnormalities were among third grade patients. In terms of pathology, more than 95% of cases of bladder tumors were transitional cell carcinoma (TCC).CONCLUSIONS: Demographic variables such as age, gender, and place of residence were not statistically significantly associated with the grade of bladder cancer. However, with increasing the mean age, the grade of cancer seems to have increased. tobacco smoking, opiate consumption, and familial history of cancer affect the grade and severity of bladder cancer

    High prevalence of bartonella sp. In dogs from Hamadan, Iran

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    Bartonellae are emerging vector-borne pathogens infecting various domestic and wild mammals. Blood samples were collected from 66 dogs at two locations near Hamedan, Iran. Twenty dogs were rescued stray dogs and 46 dogs were from a breeding colony, with many of them infested with fleas, ticks, or lice. Serology was performed using an indirect immunofluorescent antibody test for Bartonella henselae, Bartonella clarridgeiae, and Bartonella vinsonii subsp. berkhoffii. Seroprevalence was 74.2% (range: 65.2-95%). Bartonella DNA amplification and sequencing identified B. vinsonii subsp. berkhoffii type III in seven dogs, including five rescued dogs. Two dogs were infected with Bartonella rochalimae and three dogs with Candidatus B. merieuxii, including two of the stray dogs coinfected with Bartonella vinsonii subsp. berkhoffii. Rescued stray dogs were 10 times (odds ratio (OR) = 10.13, 95% CI: 1.24-82.7; P = 0.03) more likely to be seropositive and eight times (OR = 8.82, 95% CI: 2.68-29.11; P = 0.0004) more likely to be flea-infested than breeding dogs, confirming that arthropod infestation is a major risk factor for these infections
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