add files back

R-package/R/xgboost.R

@@ -1,5 +1,4 @@
 # Main function for xgboost-package
-
 xgboost <- function(data = NULL, label = NULL, params = list(), nrounds = 10, 
                     verbose = 1, ...) {
   inClass <- class(data)

R-package/demo/demo.R

@@ -93,20 +93,22 @@ print(paste("error=", err))
 ############################ Save and load model to hard disk
 
 # save model to binary local file
-xgb.save(bst, "model.save")
+xgb.save(bst, "xgboost.model")
 
 # load binary model to R
-bst <- xgb.load("model.save")
+bst <- xgb.load("xgboost.model")
 pred <- predict(bst, test.x)
 
 # save model to text file
-xgb.dump(bst, "model.dump")
+xgb.dump(bst, "dump.raw.txt")
+# save model to text file, with feature map
+xgb.dump(bst, "dump.nice.txt", "featmap.txt")
 
 # save a DMatrix object to hard disk
-xgb.DMatrix.save(dtrain, "dtrain.save")
+xgb.DMatrix.save(dtrain, "dtrain.buffer")
 
 # load a DMatrix object to R
-dtrain <- xgb.DMatrix("dtrain.save")
+dtrain <- xgb.DMatrix("dtrain.buffer")
 
 ############################ More flexible training function xgb.train
 

R-package/demo/featmap.txt

@@ -0,0 +1,126 @@
+0	cap-shape=bell	i
+1	cap-shape=conical	i
+2	cap-shape=convex	i
+3	cap-shape=flat	i
+4	cap-shape=knobbed	i
+5	cap-shape=sunken	i
+6	cap-surface=fibrous	i
+7	cap-surface=grooves	i
+8	cap-surface=scaly	i
+9	cap-surface=smooth	i
+10	cap-color=brown	i
+11	cap-color=buff	i
+12	cap-color=cinnamon	i
+13	cap-color=gray	i
+14	cap-color=green	i
+15	cap-color=pink	i
+16	cap-color=purple	i
+17	cap-color=red	i
+18	cap-color=white	i
+19	cap-color=yellow	i
+20	bruises?=bruises	i
+21	bruises?=no	i
+22	odor=almond	i
+23	odor=anise	i
+24	odor=creosote	i
+25	odor=fishy	i
+26	odor=foul	i
+27	odor=musty	i
+28	odor=none	i
+29	odor=pungent	i
+30	odor=spicy	i
+31	gill-attachment=attached	i
+32	gill-attachment=descending	i
+33	gill-attachment=free	i
+34	gill-attachment=notched	i
+35	gill-spacing=close	i
+36	gill-spacing=crowded	i
+37	gill-spacing=distant	i
+38	gill-size=broad	i
+39	gill-size=narrow	i
+40	gill-color=black	i
+41	gill-color=brown	i
+42	gill-color=buff	i
+43	gill-color=chocolate	i
+44	gill-color=gray	i
+45	gill-color=green	i
+46	gill-color=orange	i
+47	gill-color=pink	i
+48	gill-color=purple	i
+49	gill-color=red	i
+50	gill-color=white	i
+51	gill-color=yellow	i
+52	stalk-shape=enlarging	i
+53	stalk-shape=tapering	i
+54	stalk-root=bulbous	i
+55	stalk-root=club	i
+56	stalk-root=cup	i
+57	stalk-root=equal	i
+58	stalk-root=rhizomorphs	i
+59	stalk-root=rooted	i
+60	stalk-root=missing	i
+61	stalk-surface-above-ring=fibrous	i
+62	stalk-surface-above-ring=scaly	i
+63	stalk-surface-above-ring=silky	i
+64	stalk-surface-above-ring=smooth	i
+65	stalk-surface-below-ring=fibrous	i
+66	stalk-surface-below-ring=scaly	i
+67	stalk-surface-below-ring=silky	i
+68	stalk-surface-below-ring=smooth	i
+69	stalk-color-above-ring=brown	i
+70	stalk-color-above-ring=buff	i
+71	stalk-color-above-ring=cinnamon	i
+72	stalk-color-above-ring=gray	i
+73	stalk-color-above-ring=orange	i
+74	stalk-color-above-ring=pink	i
+75	stalk-color-above-ring=red	i
+76	stalk-color-above-ring=white	i
+77	stalk-color-above-ring=yellow	i
+78	stalk-color-below-ring=brown	i
+79	stalk-color-below-ring=buff	i
+80	stalk-color-below-ring=cinnamon	i
+81	stalk-color-below-ring=gray	i
+82	stalk-color-below-ring=orange	i
+83	stalk-color-below-ring=pink	i
+84	stalk-color-below-ring=red	i
+85	stalk-color-below-ring=white	i
+86	stalk-color-below-ring=yellow	i
+87	veil-type=partial	i
+88	veil-type=universal	i
+89	veil-color=brown	i
+90	veil-color=orange	i
+91	veil-color=white	i
+92	veil-color=yellow	i
+93	ring-number=none	i
+94	ring-number=one	i
+95	ring-number=two	i
+96	ring-type=cobwebby	i
+97	ring-type=evanescent	i
+98	ring-type=flaring	i
+99	ring-type=large	i
+100	ring-type=none	i
+101	ring-type=pendant	i
+102	ring-type=sheathing	i
+103	ring-type=zone	i
+104	spore-print-color=black	i
+105	spore-print-color=brown	i
+106	spore-print-color=buff	i
+107	spore-print-color=chocolate	i
+108	spore-print-color=green	i
+109	spore-print-color=orange	i
+110	spore-print-color=purple	i
+111	spore-print-color=white	i
+112	spore-print-color=yellow	i
+113	population=abundant	i
+114	population=clustered	i
+115	population=numerous	i
+116	population=scattered	i
+117	population=several	i
+118	population=solitary	i
+119	habitat=grasses	i
+120	habitat=leaves	i
+121	habitat=meadows	i
+122	habitat=paths	i
+123	habitat=urban	i
+124	habitat=waste	i
+125	habitat=woods	i