From 53f20d58628171934c097dff5602fe17765eae99 Mon Sep 17 00:00:00 2001 From: leshe4ka46 Date: Thu, 25 Dec 2025 21:28:30 +0300 Subject: finish --- R_LogR/Rplots.pdf | Bin 11835 -> 11835 bytes R_LogR/main.r | 8 ++- R_LogR/mlclass-ex2/costFunctionReg.m | 2 - R_LogR/mlclass-ex2/ex2data1.txt | 100 +++++++++++++++++++++++++++++ R_LogR/mlclass-ex2/ex2data2.txt | 118 +++++++++++++++++++++++++++++++++++ 5 files changed, 224 insertions(+), 4 deletions(-) create mode 100644 R_LogR/mlclass-ex2/ex2data1.txt create mode 100644 R_LogR/mlclass-ex2/ex2data2.txt (limited to 'R_LogR') diff --git a/R_LogR/Rplots.pdf b/R_LogR/Rplots.pdf index 5a71719..dd3361b 100644 Binary files a/R_LogR/Rplots.pdf and b/R_LogR/Rplots.pdf differ diff --git a/R_LogR/main.r b/R_LogR/main.r index 748b0f4..01a4617 100755 --- a/R_LogR/main.r +++ b/R_LogR/main.r @@ -31,11 +31,15 @@ lines(test_dat$Income, pred, col = "blue", lwd = 2) new_data3 <- data.frame( - Income = c(58), - Age = c(25), + Income = c(90), + Age = c(60), price20 = c(1), price30 = c(0) ) predicted <- predict(model, newdata = new_data3) print(1 / (1 + exp(-predicted))) + + +sum(data$MYDEPV) +sum(pred) \ No newline at end of file diff --git a/R_LogR/mlclass-ex2/costFunctionReg.m b/R_LogR/mlclass-ex2/costFunctionReg.m index cc73386..c2b671b 100644 --- a/R_LogR/mlclass-ex2/costFunctionReg.m +++ b/R_LogR/mlclass-ex2/costFunctionReg.m @@ -29,8 +29,6 @@ grad = 1 / m .* (X' * (pred - y)) + reg; - - % ============================================================= end diff --git a/R_LogR/mlclass-ex2/ex2data1.txt b/R_LogR/mlclass-ex2/ex2data1.txt new file mode 100644 index 0000000..3a5f952 --- /dev/null +++ b/R_LogR/mlclass-ex2/ex2data1.txt @@ -0,0 +1,100 @@ +34.62365962451697,78.0246928153624,0 +30.28671076822607,43.89499752400101,0 +35.84740876993872,72.90219802708364,0 +60.18259938620976,86.30855209546826,1 +79.0327360507101,75.3443764369103,1 +45.08327747668339,56.3163717815305,0 +61.10666453684766,96.51142588489624,1 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