%PDF-1.4
%
1 0 obj
<>
endobj
2 0 obj
<>stream
ASSISTments,AutoTutor,Dragoon,Electronics,Intelligent tutoring systems,System integration
Acrobat Distiller 10.1.5 (Windows); modified using iText® 5.3.5 ©2000-2012 1T3XT BVBA (AGPL-version)
application/pdf
10.1186/s40594-018-0110-y
International Journal of STEM Education
International Journal of STEM Education, 2018, doi:10.1186/s40594-018-0110-y
ASSISTments
AutoTutor
Dragoon
Electronics
Intelligent tutoring systems
System integration
ElectronixTutor: an intelligent tutoring system with multiple learning resources for electronics
Arthur C. Graesser
Xiangen Hu
Benjamin D. Nye
Kurt VanLehn
Rohit Kumar
Cristina Heffernan
Neil Heffernan
Beverly Woolf
Andrew M. Olney
Vasile Rus
Frank Andrasik
Philip Pavlik
Zhiqiang Cai
Jon Wetzel
Brent Morgan
Andrew J. Hampton
Anne M. Lippert
Lijia Wang
Qinyu Cheng
Joseph E. Vinson
Craig N. Kelly
Cadarrius McGlown
Charvi A. Majmudar
Bashir Morshed
Whitney Baer
2018-04-11T12:06:06+02:00
2018-04-11T06:55:02+08:00
Arbortext Advanced Print Publisher 9.1.440/W Unicode
2018-04-11T12:06:06+02:00
uuid:06cabd08-d8f9-403d-9762-839a097dfd87
uuid:68091109-572b-4e0c-829c-2f5dc4e226c0
default
1
converted
uuid:ad53d118-97e3-4d2e-85a1-17e60325d943
converted to PDF/A-2b
pdfToolbox
2018-04-11T06:59:50+08:00
2
B
Springer Nature ORCID Schema
http://springernature.com/ns/xmpExtensions/2.0/
sn
authorInfo
Bag AuthorInformation
external
Author information: contains the name of each author and his/her ORCID (ORCiD: Open Researcher and Contributor ID). An ORCID is a persistent identifier (a non-proprietary alphanumeric code) to uniquely identify scientific and other academic authors.
editorInfo
Bag EditorInformation
external
Editor information: contains the name of each editor and his/her ORCID identifier.
seriesEditorInfo
Bag SeriesEditorInformation
external
Series editor information: contains the name of each series editor and his/her ORCID identifier.
AuthorInformation
http://springernature.com/ns/xmpExtensions/2.0/authorInfo/
author
Specifies the types of author information: name and ORCID of an author.
name
Text
Gives the name of an author.
orcid
URI
Gives the ORCID of an author.
EditorInformation
http://springernature.com/ns/xmpExtensions/2.0/editorInfo/
editor
Specifies the types of editor information: name and ORCID of an editor.
name
Text
Gives the name of an editor.
orcid
URI
Gives the ORCID of an editor.
SeriesEditorInformation
http://springernature.com/ns/xmpExtensions/2.0/seriesEditorInfo/
seriesEditor
Specifies the types of series editor information: name and ORCID of a series editor.
name
Text
Gives the name of a series editor.
orcid
URI
Gives the ORCID of a series editor.
http://ns.adobe.com/pdf/1.3/
pdf
Adobe PDF Schema
internal
A name object indicating whether the document has been modified to include trapping information
Trapped
Text
http://ns.adobe.com/pdfx/1.3/
pdfx
PDF/X ID Schema
internal
ID of PDF/X standard
GTS_PDFXVersion
Text
internal
Conformance level of PDF/X standard
GTS_PDFXConformance
Text
internal
Company creating the PDF
Company
Text
internal
Date when document was last modified
SourceModified
Text
http://ns.adobe.com/xap/1.0/mm/
xmpMM
XMP Media Management Schema
internal
UUID based identifier for specific incarnation of a document
InstanceID
URI
internal
The common identifier for all versions and renditions of a document.
OriginalDocumentID
URI
http://www.aiim.org/pdfa/ns/id/
pdfaid
PDF/A ID Schema
internal
Part of PDF/A standard
part
Integer
internal
Amendment of PDF/A standard
amd
Text
internal
Conformance level of PDF/A standard
conformance
Text
endstream
endobj
3 0 obj
<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/ColorSpace<>/Font<>>>/Thumb 16 0 R/B[17 0 R 18 0 R]/MediaBox[0 0 595.276 790.866]/Annots[19 0 R 20 0 R 21 0 R 22 0 R 23 0 R 24 0 R 25 0 R 26 0 R 27 0 R 28 0 R 29 0 R 30 0 R 31 0 R 32 0 R 33 0 R 34 0 R 35 0 R 36 0 R 37 0 R 38 0 R 39 0 R 40 0 R 41 0 R 42 0 R 43 0 R 44 0 R 45 0 R 46 0 R 47 0 R 48 0 R 49 0 R 50 0 R 51 0 R 52 0 R 53 0 R 54 0 R 55 0 R 56 0 R 57 0 R 58 0 R 59 0 R 60 0 R 61 0 R 62 0 R 63 0 R 64 0 R 65 0 R 66 0 R 67 0 R 68 0 R 69 0 R 70 0 R 71 0 R 72 0 R 73 0 R 74 0 R 75 0 R 76 0 R 77 0 R 78 0 R 79 0 R]/Rotate 0>>
endobj
5 0 obj
<>stream
x}YsH2ypew߱>&& 06HJ3dr-芎@ ,|ӯ7j~ӿݴ^mkF\MD)Wy=]t+W(JUrіVnj}Zb6_W#"L#tiӚ ԋE3.ɵӢl7m,W(֯
~/5\Qxk^d1ß^z\v̚,rW_1eit[Ux\k̶O*=DjV.%O2Z+)MjæǚI>4"-l,t3s/-R>P4JK|s
_4GdӃצxnu,SoRTV+c{Kg`\_|/Kk%|"z&fD;~Y0ePB>@ͻE/]^c?}Y
~" (ɏCR-Ly2eҜPN8Xn`55(vN1ezZd$o7 _u5~pŴ}Zp²YR|nvyv'f'|kKAdwNk@z6-7b1lgotȷ>8ٴŬyxhņo}ޛ `f% T z$)6bY,9\YixqZqbj_aK˶K \
&pK/X'bF]=I]kW!U,$E/ʋ@*SzB0.1دQFAZ_Fm;ᕌxďD[eۡ:b>XwpC-
!H %llQJPtТ80$I/v]`vnW ICť'S ֒/u8{^䟦>e*1U6&d
hڄabjPߝenfM~G/]{ATZА{b50ΗEïvZAhOf**;6qVm6]sO+-qt>_ IfH";zd 8 Rg؟nS}`w =Vf7 ^ʄM1t=u՚oM V澦h;@xnZ
Ǿx䕉QL2I CKfON iqȽ \'|D߯' TR sЗd ܲm湙mg">ZRax
\^^Ҭ-
W_{[ꙁcRA(cvL9r9%k o
KC?UEǵ]o/|a"sM0y|e,YoD]MYWmCi/x3 Zea`KE#[:(_m#hd4lAh"`,Q7h,A0৩%C;4&HuDAlxOB`AzN 6S\OfZO6
A]^^I&$uaSk,wYtĠ }Vnю/A$*SXK{.d
3!*p!u=g}~Kc[>B"G d 2 r)E
䮘hλ}"1YrܯhIH@P#j>>oƇʖH'Ė
"4\
y֥Qd#KIv6\U$n !CFVؿy:
+kjɮE%9 W:d0Yv={*9E PHq}Mb_UŢw
J) iD@
/f
R(b2@6(e {iԥ켔ػyV.+:L1iy"@pgaK!T ؋bY(EBI
SpD
c(9' ݯ0<