Errata corrige of the Book
Modeling the Internet and the Web
Probabilistic Methods and Algorithms
Pierre Baldi, Paolo Frasconi, Padhraic Smyth
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Page 53. The line before Equation 3.1 should read
Page 61. The second to last line before subsection 3.2.2 should read
Page 64. Equation 3.7 should read
Page 84. There is a typo in the rhs of Eq. 4.1. The equation should read
Also, the sign of the rhs of Eq. 4.4 is wrong. It should read
Page 85. Corrected version of Figure 4.3
Page 86. The F-beta measure presented in Chapter 4 was first intoduced in Jardine, N. and van Rijsbergen, C.J., 'The use of hierarchic clustering in information retrieval', Information Storage and Retrieval, 7, 217-240 (1971). This reference is missing in the book.
Page 90. Table 4.1, center: entry on row "Linux" and column d1 should be 0, not 1.
Page 106. Equation 4.46 should read
and Equation 4.47 should read
Page 128. Bottom of the page, item (1): 
should be 
Page 130. The second line after Eq. 5.4 should read
and Eq. (5.5) should read
Page 135. Matrix M in Eq. 5.15 should be transposed. The correct equation is
Page 137. PageRank algorithm, line 9: the RHS should read
Page 139. Eq. 5.19 should read
Page 161. The 4th line before Eq. 6.12 should read
and Eq. (6.12) should read
Page 238. The second line after Equation A.2 should read
Page 242. Top: left (right) singular values should read left (right) singular vectors