diff --git a/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/docs/types/index.d.ts b/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/docs/types/index.d.ts
index 34d53bc7903a..4980a1c57725 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/docs/types/index.d.ts
@@ -32,7 +32,7 @@ interface Routine {
 	*
 	* ## Notes
 	*
-	* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+	* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 	* -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 	*
 	* @param order - storage layout
@@ -64,7 +64,7 @@ interface Routine {
 	*
 	* ## Notes
 	*
-	* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+	* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 	* -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 	*
 	* @param M - number of rows in `A`
@@ -100,7 +100,7 @@ interface Routine {
 *
 * ## Notes
 *
-* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 * -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 *
 * @param order - storage layout
diff --git a/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/cindex_of_column.js b/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/cindex_of_column.js
index c5cc65928433..1dcdba459234 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/cindex_of_column.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/cindex_of_column.js
@@ -36,7 +36,7 @@ var ndarray = require( './ndarray.js' );
 *
 * ## Notes
 *
-* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 * -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 *
 * @param {string} order - storage layout
diff --git a/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/ndarray.js
index b55728291d6c..b8e51056bf21 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/cindex-of-column/lib/ndarray.js
@@ -33,7 +33,7 @@ var reinterpret = require( '@stdlib/strided/base/reinterpret-complex64' );
 *
 * ## Notes
 *
-* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 * -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 *
 * @param {PositiveInteger} M - number of rows in `A`
diff --git a/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/docs/types/index.d.ts b/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/docs/types/index.d.ts
index cf61ff4f66c6..81504bf6fb8d 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/docs/types/index.d.ts
@@ -32,7 +32,7 @@ interface Routine {
 	*
 	* ## Notes
 	*
-	* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+	* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 	* -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 	*
 	* @param order - storage layout
@@ -64,7 +64,7 @@ interface Routine {
 	*
 	* ## Notes
 	*
-	* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+	* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 	* -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 	*
 	* @param M - number of rows in `A`
@@ -100,7 +100,7 @@ interface Routine {
 *
 * ## Notes
 *
-* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 * -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 *
 * @param order - storage layout
diff --git a/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/ndarray.js b/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/ndarray.js
index 08de8c08d397..a45da8bcb634 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/ndarray.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/ndarray.js
@@ -33,7 +33,7 @@ var reinterpret = require( '@stdlib/strided/base/reinterpret-complex128' );
 *
 * ## Notes
 *
-* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 * -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 *
 * @param {PositiveInteger} M - number of rows in `A`
diff --git a/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/zindex_of_column.js b/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/zindex_of_column.js
index a4bfaf022dc0..201caa5c3551 100644
--- a/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/zindex_of_column.js
+++ b/lib/node_modules/@stdlib/blas/ext/base/zindex-of-column/lib/zindex_of_column.js
@@ -36,7 +36,7 @@ var ndarray = require( './ndarray.js' );
 *
 * ## Notes
 *
-* -   If the function is provided an empty matrix or if the function is unable to find a search vector, the function returns `-1` (i.e., an invalid index).
+* -   If the function is provided an empty matrix or if the function is unable to find a matching column, the function returns `-1` (i.e., an invalid index).
 * -   The `workspace` array is only applicable when an input matrix is stored in row-major order. When the matrix is stored in column-major order, the workspace array is ignored.
 *
 * @param {string} order - storage layout
diff --git a/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-enum2str/lib/main.js b/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-enum2str/lib/main.js
index b5e8e15ab3c7..d971ca99b825 100644
--- a/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-enum2str/lib/main.js
+++ b/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-enum2str/lib/main.js
@@ -20,7 +20,6 @@
 
 // MODULES //
 
-var isString = require( '@stdlib/assert/is-string' ).isPrimitive;
 var objectInverse = require( '@stdlib/object/inverse' );
 var enumeration = require( '@stdlib/ml/base/kmeans/algorithms' ).enum;
 
@@ -51,7 +50,7 @@ var hash = objectInverse( enumeration(), {
 */
 function enum2str( value ) {
 	var v = hash[ value ];
-	return ( isString( v ) ) ? v : null; // note: we include this guard to prevent walking the prototype chain
+	return ( typeof v === 'string' ) ? v : null; // note: we include this guard to prevent walking the prototype chain
 }
 
 
diff --git a/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-str2enum/lib/main.js b/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-str2enum/lib/main.js
index 05d6f6cee854..0af4241081c4 100644
--- a/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-str2enum/lib/main.js
+++ b/lib/node_modules/@stdlib/ml/base/kmeans/algorithm-str2enum/lib/main.js
@@ -20,7 +20,6 @@
 
 // MODULES //
 
-var isNumber = require( '@stdlib/assert/is-number' ).isPrimitive;
 var enumeration = require( '@stdlib/ml/base/kmeans/algorithms' ).enum;
 
 
@@ -47,7 +46,7 @@ var ENUM = enumeration();
 */
 function str2enum( algorithm ) {
 	var v = ENUM[ algorithm ];
-	return ( isNumber( v ) ) ? v : null; // note: we include this guard to prevent walking the prototype chain
+	return ( typeof v === 'number' ) ? v : null; // note: we include this guard to prevent walking the prototype chain
 }