... view the log as the most up to date ‘‘truth’’ about the state of the data on disk. The main difference is that database systems do not use the log as the final repository for data: a separate data ... again. The bandwidth of each of the five phases is shown separately. Sprite LFS has a higher write bandwidth and the same read bandwidth as SunOS with the exception of sequen- tial reading of a file ... area is reserved for this purpose. The separate data area of these database systems means that they do not need the segment cleaning mechanisms of the Sprite LFS to reclaim log space. The space...
Ngày tải lên: 12/09/2012, 15:05
Ngày tải lên: 07/09/2013, 13:48
Tài liệu Báo cáo " The meaning and structure of a science fiction story: a sysyemic functional analysis " doc
... declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative ... to the plane of ideational component (that is, topical theme). Of 21 clauses and clause complexes analysed for theme, 17 have unmarked theme and 4 have marked theme. At the beginning of the ... declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative imperative declarative declarative ability/neg....
Ngày tải lên: 12/02/2014, 20:20
Tài liệu The Design and Performance of a Real-time CORBA Event Service doc
... registration, location, and acti- vation; request demultiplexing; framing and error-handling; parameter marshalling and demarshalling; and operation dis- patching. Figure 1 illustrates the primary components ... If the avail- ability of new hardware, such as Forward Looking Infrared Radar, requires a new Sensor Proxy, I/O Facades must be al- tered to take advantage of the new technology. 3.6 Alleviating ... its deadline will be met, based on the published parameters of each schedulable operation. One advantage of our approach is that operation invoca- tions only pay the overhead of the C++ virtual...
Ngày tải lên: 19/02/2014, 18:20
The Design and Implementation of a Sequence Database System * docx
... Catalog Management: Each E-ADT can provide catalogs that maintain statistics and store schema information. Further, certain values may be named. Query Language: An E-ADT can provide a query ... object-relational database system Illustra [I11941 provides database support for time-series data along with relational data. A time-series is an ADT(Abstract Data Type) value implemented a& amp; a large ... on top of a layer of common database utilities that all E-ADTs can use. Code to handle arithmetic and boolean expressions, constant values and functions is part of this layer. An important component...
Ngày tải lên: 16/03/2014, 16:20
Báo cáo Y học: Extra terminal residues have a profound effect on the folding and solubility of a Plasmodium falciparum sexual stage-specific protein over-expressed in Escherichia coli pptx
... SDS/PAGE analysis of Pfg27 B (A) and Pfg27 A (B) cleavage with factor Xa. (A) Lane 1, protein standards; lane 2, cleavage mixture; lane 3, cleavage mixture supernatant; and lane 4, cleavage mixture pellet. ... Saurabh Kumar Singh 1 , Nirbhay Kumar 2 and Amit Sharma 1 1 Malaria Group, International Centre for Genetic Engineering and Biotechnology, Aruna Asaf Ali Marg, New Delhi, India; 2 Department of ... issues: (a) the role of the N-terminal extension; (b) the role of the D to N mutation; and (c) the role of the sequence and length of the C-terminal extension. To address whether presence of extra residues...
Ngày tải lên: 23/03/2014, 21:20
The Design and Implementation of a Java Virtual Machine on a Cluster of Workstations pptx
Ngày tải lên: 23/03/2014, 22:21
ROAR! Get heard in the sales and marketing jungle: A business fable
... that the book in his hands was a Haggadah, the prayer book used at the Seder, and that this section of the service was where the people at the table would read about the apocryphal father ... looked around the restaurant and perused the menu. When he had e - mailed Ryan this morning, he sug- gested that they meet in Manhattan and that Ryan choose a restaurant. He figured they would ... compel- ling as the plaque itself. The whole conversation took less than a minute and she had clearly communicated the entire value proposition in a clear and attractive manner. She had identifi...
Ngày tải lên: 07/04/2014, 11:11
báo cáo hóa học: " The design and testing of a novel mechanomyogram-driven switch controlled by small eyebrow movements" docx
... list of author information is available at the end of the article Alves and Chau Journal of NeuroEngineering and Rehabilitation 2010, 7:22 http://www.jneuroengrehab.com/content/7/1/22 Page 6 of ... placement. The MMG signal is generated by the unfused mechani- cal activities of motor units. The bulk movement of the muscle and asynchronous activation of fibers at the initi- ation and end of contraction ... by electromyogram (EMG) signals from viable muscle sites of the hand, foot, cheek or forehead [6,7], and are com- mercially available (eg. The Impulse™ Switch by AbleNet ® ). The advantage of using muscle activity...
Ngày tải lên: 19/06/2014, 08:20
Báo cáo toán học: " Influence of different flow conditions on the occurrence and behavior of potentially hazardous organic xenobiotics in the influent and effluent of a municipal sewage treatment plant in Germany: an effect-directed approach" pot
... (Deventer, The Netherlands). For chemical analysis, standard stock solutions of the analytes and the internal standards were prepared both in methanol and hexane and stored at 7°C. The working standard ... lly labeled surrogate standards to compensate for matrix effects and methodological losses of analytes. For the quantita- tion of the analytes, a 5-point (PAHs) and a 7-po int (pharmaceuticals) ... precipitation on wastewater flow. Summary of the relationship between the daily amount of precipitation in the area of Trier and the wastewater flow per day in the influent of the STP Trier. Faber and Bierl...
Ngày tải lên: 20/06/2014, 20:20
báo cáo hóa học:" Research Article The Permanence and Extinction of a Discrete Predator-Prey System with Time Delay and Feedback Controls" ppt
... Dimitrov and H. V. Kojouharov, “Complete mathematical analysis of predator-prey models with linear prey growth and Beddington-DeAngelis functional response,” Applied Mathematics and Computation, ... 2009011005-3. References 1 R. S. Cantrell and C. Cosner, “On the dynamics of predator-prey models with the Beddington- DeAngelis functional response,” Journal of Mathematical Analysis and Applications, vol. 257, ... In the language of control variables, we call the disturbance functions as control variables. In 1993, Gopalsamy and Weng 13 introduced a control variable into the delay logistic model and discussed the...
Ngày tải lên: 21/06/2014, 11:20
báo cáo hóa học:" Influence of different flow conditions on the occurrence and behavior of potentially hazardous organic xenobiotics in the influent and effluent of a municipal sewage " pdf
... (Deventer, The Netherlands). For chemical analysis, standard stock solutions of the analytes and the internal standards were prepared both in methanol and hexane and stored at 7°C. The working standard ... for matrix effects and methodological losses of analytes. For the quantita- tion of the analytes, a 5-point (PAHs) and a 7-po int (pharmaceuticals) internal standard calibration was used. The ... and data evaluation were done on a GC/MSD ChemStation (Agilent, Waldbronn, Germany). The determination of the pharmaceuticals (diclofenac and carbamazepine) in fraction 2 was achieved on a Faber...
Ngày tải lên: 21/06/2014, 17:20
Báo cáo khoa học: "The Safety and efficacy of a new self-expandable intratracheal nitinol stent for the tracheal collapse in dogs" ppt
... located from the mid-cervical to the thoracic trachea increased the diameter of the entire cervical to thoracic tracheal area. Coughing and dyspnea disappeared and the dogs resumed normal activity. ... JA. Evaluation of the Palmaz stent in the trachea and mainstem bronchi of normal dogs. Vet Surg 1997, 26, 99-107. 13. Sasano S, Onuki T, Adachi T, Oyama K, Ikeda T, Kanzaki M, Kuwata H, Sakuraba ... cervical trachea to thoracic trachea. Fig. 1. Lateral radiographs before (a) and after (b) intratracheal placement of self expandable nitinol stent with flare ends in a dog with tracheal collapse....
Ngày tải lên: 07/08/2014, 20:23
Báo cáo khoa học: "Factors of influence upon overall survival in the treatment of intracranial MPNSTs. Review of the literature and report of a case" doc
... Malignant Intracerebral Nerve Sheath Tumor. A case report and review of the literature. Cancer 1998, 82(3):545-552. 10. Hanabusa K, Morikawa A, Murata T, Hanabusa K, Morikawa A, Murata T, Taki ... wrote the part of the paper concerning radiotherapy and followed up the patient at his out-patient clinic. AK was the radiologist performing the preoperative and postoperative CT and MRI scans and ... case, performed the literature research and statistical analysis, wrote the paper, was the attendant physician-resident during the stay of the patient at Hospital and follow up the patient through...
Ngày tải lên: 09/08/2014, 09:20
Báo cáo y học: "The identification and characterization of a novel protein, c19orf10, in the synovium" docx
... indicative of vascular remodeling [3]. These changes may contribute to the maintenance of synovial inflammation, aggravating the destruction of cartilage and bone and stimulating the development of ... and reviewed the manuscript. JAW initiated the study, planned the studies, and revised the manu- script. All authors read and approved the final manuscript. Acknowledgements We thank Kumar Dasuri ... synovial hyperplasia show variable staining patterns. In some cases, areas of hyperplasia are positive for c19orf10 staining (Figure 4e,g), whereas in other cases, there is an apparent absence of...
Ngày tải lên: 09/08/2014, 10:20
Báo cáo y học: "The feasibility of axial and coronal combined imaging using multi-detector row computed tomography for the diagnosis and treatment of a primary spontaneous pneumothora" pps
... trees. The refore cranio-caudal evaluation is neces- sary for accurate examination of ELCs. HRCT is traditionally performed by axial imaging. Although axial imaging has the advantage of the central ... standard axial imaging. Furthermore, structures adjacent to the chest wall, especially those close to the apex and diaphragm, can be visualized more clearly on the MPR images than on the axial images ... anaesthesia with a double lumen intubation, the patient was placed in the lateral position on the operating table with the ipsilateral arm flexed and abducted 90°. The axilla ry thoracotomy was...
Ngày tải lên: 10/08/2014, 09:21
The uptake and effect of a mailed multi-modal colon cancer screening intervention: A pilot controlled trial potx
... design, analysis of data, interpretation of data, and revision of the manuscript. Furthermore, all authors have approved the manuscript in its final version Acknowledgements The authors wish to thank ... completion in a subset of patients within a single academic practice. Although the uptake of the decision aid was low, the cost was also modest, suggesting that this method could be a viable approach to ... included only one academic practice and a sub-sample of attending physicians' patients within the practice, limiting the generalizability of our findings. Third, the study was non-randomized, which...
Ngày tải lên: 11/08/2014, 05:21
báo cáo khoa học: " The uptake and effect of a mailed multi-modal colon cancer screening intervention: A pilot controlled trial" docx
Ngày tải lên: 11/08/2014, 16:21