cudaKDTree

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Cannot find the closest point in 4 dimension using `stackBased::fcp` or `stackFree` algorithm

3

Hi, apologies for the big text that follows! I am trying to implement a find-closest-point in 4 dimensions using this library in the following way. Initially, I create randomly a...

ahadji05

How to keep track of the order of d_points after calling buildTree?

1

Thanks for your great work! It's been incredibly useful for my projects. I'm currently integrating it into a new application and need to keep track of the original order of...

jizhu1023

error: qualifiers dropped in binding reference of type "PointPlusPayload &" to initializer of type "const PointPlusPayload"

5

hello，when i follow the example like: /* code */ struct PointPlusPayload { float3 position; int payload; }; struct PointPlusPayload_traits : public cukd::default_data_traits { using point_t = float3; static inline __device__...

nicetaker

cudErrorNoKernelImageForDevice: no kernel image is available for execution on the device

2

Hello, I'm having the following problem: when I run ./cukd_sample and other testing code，it will have some problem: terminate called after throwing an instance of thrust: system:: system_error' what(): parallel_for...

nicetaker

The performance via flann_cuda kdtree as baseline?

1

qpc001

I could manage to build and query the tree on three dimensions. But is it possible to build a tree of arbitrary dimensions?

mvcakir

Is it possible to perform FCP on host?

2

Hi, I have seen the example for building the _kd-tree_ on host using `cukd::buildTree_host`. Is it also possible to perform scan for the nearest neighbor on host, via `cukd::stackFree::fcp` or...

ahadji05

GPU memory overflow

5

for (int i = 0; i < 100000; i++) { SpatialKDTree tree; cukd::buildTree(tree, pts, pt_num, buildConfig); cudaMemGetInfo(&freeMem, &totalMem); std::cout

mcmingchang

cub::DeviceRadixSort or thrust::sort

3

In my previous experience, it has been shown that if sort is called multiple times in a short period of time, the latency of the cube library is much shorter...

mcmingchang

ingowald