示例1: # R program to illustrate # is.vector function # Initializing some data types x <- c(a = 1, b = 2) y <- list(c("GFG", "gfg"), matrix(c(1, 2, 3))) z <- "Geeks" # Calling is.vector() function is.vector(x) is.vector(y) is.vector(z) ...
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row lock row weight sum vector row-union vector rowan atkinson ue rowan richard w rowan tree rowena cortes rowing at the 2004 su rowing fisherman rowland apparition rowsinglebuttstrapriv rowtypegla infusio ot roxanne switching fab roxano roxarsone premix roxette dressed for s roy bin wong roy ...
RVector v = getVectorTo(point, limited);if(v.isValid()) {returnv.getMagnitude(); }returnRNANDOUBLE; } 开发者ID:,项目名称:,代码行数:11,代码来源: 示例6: paintGridLines ▲点赞 1▼ voidROrthoGrid::paintGridLines(constRVector& space,constRBox& box,boolmeta) {if(!space.isValid()) {...
Tests whether one 3D vector is greater-than-or-equal-to another 3D vector and returns a comparison value that can be examined using functions such as XMComparisonAllTrue.
─ checkingforempty or unneeded directories Removed empty directory ‘toypackages/man’ ─ building ‘toypackages_0.0.0.9000.tar.gz’ ─ Checking ──────────────────────────────── toypackages ─ Setting env vars:● _R_CHECK_CRAN_INCOMING_REMOTE_:FALSE● _...
The path-vectors command has been configured before LDP is enabled on all interfaces. The path-vectors command takes effect only after MPLS LDP is enabled in the related view. Example # Set the maximum value of the path vector to 3. <HUAWEI> system-view [~HUAWEI] mpls ldp [*HUAWEI-mpls...
row.names :NULL or a single integer or character string specifying a column to be used as row names, or a character or integer vector giving the row names for the data frame. 1. 2. 3. 4. 5. 6. 7. 8. 当然,后面还有很多参数的具体用法,在此不做一一赘述,主要用到的就是前两个。首先...
R语言使用is.na函数查看数据对象中是否包含缺失值NA、返回逻辑判断向量或者矩阵(logical vector/matrix) 缺失数据(missing data) 在R中,缺失的值由符号NA(not available)表示。不可能的值(例如,除以零)由符号NaN(不是数字)表示。与SAS不同,R对字符和数字数据使用相同的符号。 仿真数据 y <- c(1,2,3,...
If I look at the statistics using global the values seem fine but if I try to plot it the plot is empty .. I believe that it may be due to the fine resolution.. Have you tried to plot it ? I'd like to visualize the results somehow .. ...