更新README.md

README.md

@@ -9,7 +9,7 @@ Python module of seismology and  receiver functions
 ## Dependencies
   * [Python]() >= 3.6
   * [ObsPy](http://docs.obspy.org) >= 1.1.0
-  * [NumPy](http://www.numpy.org/) >= 1.14
+  * [NumPy](http://www.numpy.org/) >= 1.16
   * [SciPy](http://www.scipy.org/) >= 1.2.0
   * [matplotlib](https://matplotlib.org/) >= 3.0.0
   * [PyQt5](https://www.riverbankcomputing.com/software/pyqt/)
@@ -25,7 +25,7 @@ python setup.py install
   * `seispy.distaz`: Calculate distance and azimuth (by [the lithospheric seismology program at USC](http://www.seis.sc.edu/software/distaz/)).<br />
   * `seispy.geo`: Tiny codes of geophysics.
   * `seispy.bootstrap`: Bootstrap confidence interval estimation (by [scikits-bootstrap](https://github.com/cgevans/scikits-bootstrap))
-  * `seispy.decov`: Iterative time domain deconv using Ligorria and Ammon's 1999 BSSA method
+  * `seispy.decov`: Iterative time domain deconvolution method (Ligorria and Ammon's 1999 BSSA)
 
 ## Commands
  * `pickrf`: Pick PRFs after the calculation.
@@ -33,5 +33,5 @@ python setup.py install
  * `plotr`: Plot PRFs in R component order by back-azimuth.
  * `hk`: H-Kappa stacking.
  * `rf2depth`: Convert PRFs to depth axis.
- * `ccp_profile`: CCP stack PRFs along a profile.
+ * `ccp_profile`: Stack PRFs along a profile with a CCP stacking method.