fix some typos and linearRegression setting

example/sz.config

@@ -23,15 +23,15 @@ sol_name = SZ
 
 #snapshotCmprStep is used to define the period of spatial-compression during the time-based compression
 #(In order to support time-based compression, you need to enable time-based compression by using --enable-timecmpr during the compilation.)
-#snapshotCmprStep = 5
+snapshotCmprStep = 5
 
-#withLinearRegression==Yes means using SZ 1.4
-#withLinearRegression==No means using SZ 2.1
+#withLinearRegression==NO means using SZ 1.4
+#withLinearRegression==YES means using SZ 2.1
 withLinearRegression = YES
 
 #protectValueRange allows to preserve the value range for the decompressed data (value: YES or NO)
 #Switching on this option may introduce a little execution cost in decompression, but no impact to compression time at all.
-protectValueRange = YES
+protectValueRange = NO
 
 #sampleDistance determins the number of samples used to optimize the # quantization intervals
 #For example, sampleDistance=50 means 1/50=2% of data points are sample points.
@@ -108,7 +108,7 @@ absErrBound = 4E-7
 #relative Bound Ratio (NOTE: it's valid only when errorBoundMode is related to REL (i.e., value_range based relative error bound)
 #relErrBound is to limit the (de)compression errors by considering the global data value range size (i.e., taking into account the range size (max_value - min_value)).
 #For example, suppose relBoundRatio is set to 0.01, and the data set is {100,101,102,103,104,...,110}, so the global value range size is 110-100=10, so the error bound will actually be 10*0.01=0.1, from the perspective of "relBoundRatio"
-relBoundRatio = 1E-4
+relBoundRatio = 1E-2
 
 #expected PSNR (Note: only valid when errorBoundMode = PSNR)
 #psnr is to spesify the PSNR of the compression. It's valid only when errorBoundMode == PSNR