quantitative and qualitative curriculum evaluation

... questions about the user’s travel plans both at the beginning of the dialogue and also after Quantitative and Qualitative Evaluation of Darpa Communicator Spoken Dialogue Systems Marilyn A. Walker AT&T ... and that there were four groups of performers with sites 3,2,1,4 in the top group (listed by average user satisfac- tion), sites 4,5,9,6 in a second group, and sites 8 and 7 defining a third and ... standard and tools were used by all sites to collect a set of core metrics for making cross system comparisons. The core metrics were developed during a workshop of the Evaluation Committee and...

Ngày tải lên: 31/03/2014, 04:20

Ngày tải lên: 12/08/2014, 20:20

... is objective and detached from the observers, and that this reality can be Tạp chí Khoa học ĐHQGHN, Ngoại ngữ 24 (2008) 1-6 1 Language program evaluation: Quantitative or qualitative approach? ... approaches: positivistic /quantitative and naturalistic /qualitative. This article will attempt to review these two major paradigms by (i) giving the definition of each paradigm and presenting its logic ... evaluators want to achieve in the evaluation process. However, evaluators have to rely on either quantitative or qualitative approach which has its own strengths and weaknesses. The researchers...

Ngày tải lên: 28/03/2014, 11:20

... stability and toxicity of PANs, and further investigated the sustained release behavior in vivo of drug loading in PANs. PA was rstly synthesized and characterized by FT-IR and 1 H NMR, and then ... normal diet, and water was provided ad libitum. Animals were observed care- fully for the onset of any signs of toxicity and monitored for changes in food intake and body weight at 1, 8, and 15 ... protons at 1.8–2.2 ppm and B is that of OH protons and H-1 to H-6 protons of pullulan moiety observed at more than 3.5 ppm. Preparation and characterization of PANs and PA/EPI Nanoparticles...

Ngày tải lên: 23/04/2013, 21:38

Ngày tải lên: 18/02/2014, 11:20

... Introduction Research and development on automatic and man- ual evaluation of summarization systems have been mainly focused on content coverage (Lin and Hovy, 2003; Nenkova and Passonneau, 2004; ... matches similar BEs, and finally scores them. Both ROUGE and BE have been implemented and included in the ROUGE/BE evaluation toolkit 1 , which has been used as the default evaluation tool in the ... evaluating with ROUGE/BE and Pyramid, DUC and TAC also asked human judges to score every candidate summary with regard to its content, readability, and overall re- sponsiveness. DUC and TAC defined linguistic...

Ngày tải lên: 07/03/2014, 18:20

... Health Reassessment of TCDD and Related Compounds Board on Environmental Studies and Toxicology Division on Earth and Life Studies Health Risks from Dioxin and Related Compounds Evaluation of the EPA ... to sources and exposures to TCDD and other dioxins in the environment, and Part II contains detailed reviews of scientific information on the health effects of TCDD, other dioxins, and DLCs. The ... EPA, Food and Drug Admin- istration, Department of Agriculture, Agency for Toxic Substance and Disease Registry, National Center for Health Statistics, and National Toxicology Pro- gram and from...

Ngày tải lên: 22/03/2014, 16:21

... vital; and we realize that the child and the curriculum are simply two limits which define a single process. Just as two points define a straight line, so the present standpoint of the child and ... selected and 30 formulated. It is still just so much geography and arithmetic and grammar study; not so much potentiality of child- experience with regard to language, earth, and numbered and measured ... social, and personal pain. The subject-matter does not appeal; it cannot appeal; it lacks origin and bearing in a growing experience. So the appeal is to the thousand and one outside and irrelevant...

Ngày tải lên: 22/03/2014, 16:22

... Phrases from Large-Scale Texts: A Hybrid Approach and Its Automatic Evaluation Kuang-hua Chen and Hsin-Hsi Chen Department of Computer Science and Information Engineering National Taiwan University ... learned writing; and 4) N: adventure and Western fiction. The Categories of A, G, J and N are named from respective categories of the Brown Corpus. Each Category consists of 16 files and each file ... 4 shows the chunker has more than 98% chunk correct rate and 94% sentence correct rate in outside test, and 99% chunk correct rate and 97% sentence correct rate in inside test. Note that once...

Ngày tải lên: 31/03/2014, 06:20

... participated in the design of the study. XW conceived of the study, and participated in its design and coordination. All authors read and approved the final manuscript. Competing interests The authors ... multidrug-resistant human hepatoma HepG2/ADM cells: in vitro and in vivo evaluation. Nanoscale Research Letters 2011 6:418. Submit your manuscript to a journal and benefi t from: 7 Convenient online submission 7 ... multidrug-resistant human hepatoma HepG2/ADM cells: in vitro and in vivo evaluation Gen Zhang 1 , Lixin Shi 2 , Matthias Selke 2 and Xuemei Wang 1* Abstract Cadmium telluride quantum dots (Cdte...

Ngày tải lên: 21/06/2014, 03:20

... cannot transmit and receive simultaneously. Let r and t denote the received and the transmitted signals, respectively, and let n denote the additive white Gaussian noise (AWGN) with zero mean and variance ... between the DN and themselves on the reserved opportunity. Then, the BS broadcasts data packets. The volunteer RNs with good channels from the BS and to the DN receive the data, and the RNs without ... n,(2) where h can be the channel between either the BS (acting as source) and the DN, the BS and the potential RN, or the potential RN and the DN. h is modeled by taking into account three effects [12]:...

Ngày tải lên: 21/06/2014, 22:20

... no. 4, pp. 648–666, 2005. [4] M. Cherfaoui and C. Bertin, “Two-stage strategy for indexing and presenting video,” in Storage and Retrieval for Image and Video Databases II, vol. 2185 of Proceedings ... summary (a) 123 ABCD Reference summary Candidate summary (b) 123 ABCD Reference summary Candidate summary (c) Figure 11: Illustration of the comparison for each shot between the reference summary and the candidate summary. ... funda- mental and will be largely studied in the presentation of the results. The comparison between the reference summary and the candidate summary leads to the number of frames gathered. The standard...

Ngày tải lên: 22/06/2014, 19:20

... and the external WiMAX peer(s). Fig.2 demon- strates EvalSVC and the performance evaluation of SVC transmission on overlay network based on heterogeneous Fig. 2. EvalSVC and the performance evaluation ... Widyono, “The design and evaluation of routing algorithms for real-time channels,” International Computer Science Insti- tute, TR-94-024, 1994. [13] H. Schwarz, D. Marpe, and T. Wiegand, “Overview ... Controllers (BSC), real WiMAX Operations and Maintenance Center (OMC) and real WiMAX core network to validate the performance cost func- tion. The architecture of the evaluation platform is demon- strated...

Ngày tải lên: 08/07/2014, 17:08

... Vitamin A and breastfeeding are fairly good among mothers. This is a result of good national propaganda on nutrition currently. On labor and hygiene: there is about 12,1% of urban mothers and 31% ... proportion of preterm or /and birth deffect is low (8,2%). Number of newborn excessed 2500 gram and above is dominant. 3.1.1.2.Accomodation and postnatal care for mother and newborn There is ... breasts or /and vulva everyday. The rates of mother taking supplement such as Iron tablets and Vitamin A are low respectively (15.8% and 0,4%). - Common postnatal problems are pain and hemorrhage...

Ngày tải lên: 25/07/2014, 11:36

Ngày tải lên: 07/08/2014, 18:21

... symptoms, side-effects, quality of life, and satisfac- tion); and e) patient utilization of treatment services; and 2) Assess, using mixed qualitative and quantitative meth- ods, the success of ... evaluation (to monitor and feed back information regarding implemen- tation and acceptance and impacts), as well as develop- ment and use of formal measurement tools and evaluation methods. EQUIP-2 ... environment, and process equally, and involves thorough assessment of each component. Clearly a multi-faceted evaluation is needed to develop a comprehensive understanding of barriers to and facilita- tors...

Ngày tải lên: 11/08/2014, 05:22

Ngày tải lên: 11/08/2014, 16:21

Ngày tải lên: 11/08/2014, 16:22

Ngày tải lên: 11/08/2014, 18:20

Ngày tải lên: 12/08/2014, 18:20