Create mask from the most significant bit of each 8-bit element in a, and store the result in dst. https://www.intel.com/content/www/us/en/docs/intrin

Set each bit of mask dst based on the most significant bit of the corresponding packed double-precision (64-bit) floating-point element in a. https://

Count the number of bits set to 1 in unsigned 32-bit integer a, and return that count in dst. https://www.intel.com/content/www/us/en/docs/intrinsics-

Compute the absolute differences of packed unsigned 8-bit integers in a and b, then horizontally sum each consecutive 8 differences to produce two uns

Broadcast 16-bit integer a to all elements of dst. https://www.intel.com/content/www/us/en/docs/intrinsics-guide/index.html#text=_mm_set1_epi16

Set the MXCSR control and status register with the value in unsigned 32-bit integer a. https://www.intel.com/content/www/us/en/docs/intrinsics-guide/i

Shift packed 16-bit integers in a left by imm8 while shifting in zeros, and store the results in dst. https://www.intel.com/content/www/us/en/docs/int

Shift packed 64-bit integers in a left by imm8 while shifting in zeros, and store the results in dst. https://www.intel.com/content/www/us/en/docs/int

Shift packed 16-bit integers in a right by imm8 while shifting in sign bits, and store the results in dst. https://www.intel.com/content/www/us/en/doc

Store 128-bits (composed of 2 packed double-precision (64-bit) floating-point elements) from a into memory. mem_addr must be aligned on a 16-byte boun

Store 128-bits (composed of 4 packed single-precision (32-bit) floating-point elements) from a into memory. mem_addr must be aligned on a 16-byte boun

emulate vaddv u8 variant */

* Called during search to add an element matching the criteria. * @return true if the search should be continued, false if the results are *

! computes the center of the box */

* Create a tree node that subdivides the list of vecs from vind[first] * to vind[last]. The routine is called recursively on each sublist.

! intersects two boxes */

Public Interface

* Find the "num_closest" nearest neighbors to the \a query_point[0:dim-1]. * Their indices are stored inside the result object. \sa radiusSearch,

Loads a previous index from a binary file. * IMPORTANT NOTE: The set of data points is NOT stored in the file, so * the index object must

from zlib