quantitative and qualitative curriculum evaluation
Báo cáo khoa học: "Quantitative and Qualitative Evaluation of Darpa Communicator Spoken Dialogue Systems" pdf
Ngày tải lên :
31/03/2014, 04:20
... 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...
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Báo cáo " Language program evaluation: Quantitative or qualitative approach? " pptx
Ngày tải lên :
28/03/2014, 11:20
... 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...
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Stability and in vivo evaluation of pullulan acetate as a drug nanocarrier
Ngày tải lên :
23/04/2013, 21:38
...
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...
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Báo cáo khoa học: "Combining Coherence Models and Machine Translation Evaluation Metrics for Summarization Evaluation" doc
Ngày tải lên :
07/03/2014, 18:20
... 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...
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Health Risks from Dioxin and Related Compounds Evaluation of the EPA Reassessment potx
Ngày tải lên :
22/03/2014, 16:21
... 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...
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THE CHILD AND THE CURRICULUM docx
Ngày tải lên :
22/03/2014, 16:22
... 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...
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Báo cáo khoa học: "Extracting Noun Phrases from Large-Scale Texts: A Hybrid Approach and Its Automatic Evaluation" pot
Ngày tải lên :
31/03/2014, 06:20
... 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...
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Báo cáo hóa học: " CdTe quantum dots with daunorubicin induce apoptosis of multidrug-resistant human hepatoma HepG2/ADM cells: in vitro and in vivo evaluation" pptx
Ngày tải lên :
21/06/2014, 03:20
... 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...
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Báo cáo hóa học: "Research Article Broadcast Reserved Opportunity Assisted Diversity Relaying Scheme and Its Performance Evaluation" potx
Ngày tải lên :
21/06/2014, 22:20
... 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]:...
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Báo cáo hóa học: " Research Article Video Summarization Based on Camera Motion and a Subjective Evaluation Method" potx
Ngày tải lên :
22/06/2014, 19:20
... 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...
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application-aware cost function and its performance evaluation over scalable video conference services on heterogenous networks
Ngày tải lên :
08/07/2014, 17:08
... 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...
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status of postnatal care among mothers giving birth at the two hospitals in hanoi and an effect evaluation of home-based postnatal care model
Ngày tải lên :
25/07/2014, 11:36
... 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...
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báo cáo khoa học: " EQUIP: Implementing chronic care principles and applying formative evaluation methods to improve care for schizophrenia: QUERI Series" ppsx
Ngày tải lên :
11/08/2014, 05:22
... 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...
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