Spitzer, M.: Digitale Demenz : wie wir uns und unsere Kinder um den Verstand bringen (2012)
0.02
0.022007093 = product of:
0.044014186 = sum of:
0.029456628 = weight(_text_:j in 1025) [ClassicSimilarity], result of:
0.029456628 = score(doc=1025,freq=2.0), product of:
0.1398433 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044010527 = queryNorm
0.21064025 = fieldWeight in 1025, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.046875 = fieldNorm(doc=1025)
0.014557557 = product of:
0.029115114 = sum of:
0.029115114 = weight(_text_:der in 1025) [ClassicSimilarity], result of:
0.029115114 = score(doc=1025,freq=8.0), product of:
0.098309256 = queryWeight, product of:
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.044010527 = queryNorm
0.29615843 = fieldWeight in 1025, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.046875 = fieldNorm(doc=1025)
0.5 = coord(1/2)
0.5 = coord(2/4)
- Abstract
- Was wir früher einfach mit dem Kopf gemacht haben, wird heute von Computern, Smartphones, Organizern und Navis erledigt. Das birgt immense Gefahren, so der renommierte Gehirnforscher Manfred Spitzer.
- BK
- 54.88 (Computer in der Freizeit)
- Classification
- 54.88 (Computer in der Freizeit)
- Footnote
- Rez. in: Spektrum der Wissenschaft 2013, Juli, S.100 (J. Fischer)