NMSIS-DSP  Version 1.2.0
NMSIS DSP Software Library

Canberra distance. More...

Functions

float16_t riscv_canberra_distance_f16 (const float16_t *pA, const float16_t *pB, uint32_t blockSize)
 Canberra distance between two vectors. More...
 
float32_t riscv_canberra_distance_f32 (const float32_t *pA, const float32_t *pB, uint32_t blockSize)
 Canberra distance between two vectors. More...
 

Detailed Description

Canberra distance.

Function Documentation

◆ riscv_canberra_distance_f16()

float16_t riscv_canberra_distance_f16 ( const float16_t *  pA,
const float16_t *  pB,
uint32_t  blockSize 
)

Canberra distance between two vectors.

This function may divide by zero when samples pA[i] and pB[i] are both zero. The result of the computation will be correct. So the division per zero may be ignored.

Parameters
[in]pAFirst vector
[in]pBSecond vector
[in]blockSizevector length
Returns
distance

◆ riscv_canberra_distance_f32()

float32_t riscv_canberra_distance_f32 ( const float32_t *  pA,
const float32_t *  pB,
uint32_t  blockSize 
)

Canberra distance between two vectors.

This function may divide by zero when samples pA[i] and pB[i] are both zero. The result of the computation will be correct. So the division per zero may be ignored.

Parameters
[in]pAFirst vector
[in]pBSecond vector
[in]blockSizevector length
Returns
distance