float Evaluate(const VoxImage<VoxelT> &buffer, int index) { const Vector<VoxelT> &vbuf = buffer.ConstData(); const Vector<VoxelT> &vker = this->m_KernelData.ConstData(); int img_size = vbuf.size(); int ker_size = vker.size(); int pos; Vector<FPair> mfh(ker_size); for (int i = 0; i < ker_size; ++i) mfh[i].first = vker[i].Value; // kernel value in first for (int ik = 0; ik < ker_size; ik++) { pos = index + vker[ik].Count - vker[this->m_KernelData.GetCenterData()].Count; pos = (pos + img_size) % img_size; mfh[ik].second = vbuf[pos].Value; // image value in second } std::sort(mfh.begin(), mfh.end(), KernelSortAscending()); float conv = 0, ksum = 0; float gamma_smooth; // for (int ik = 0; ik < mAtrim; ik++) // ksum += mfh[ik].first; for (int ik = mAtrim; ik < ker_size - mBtrim; ik++) { gamma_smooth = compute_gauss( fabs(vbuf[index].Value - mfh[ik].second) * 1.E6 ); conv += mfh[ik].first * mfh[ik].second * gamma_smooth; ksum += mfh[ik].first * gamma_smooth; } // for (int ik = ker_size - mBtrim; ik < ker_size; ik++) // ksum += mfh[ik].first; return conv / ksum; }
float Evaluate(const VoxImage<VoxelT> &buffer, int index) { const Vector<VoxelT> &vbuf = buffer.ConstData(); const Vector<VoxelT> &vker = this->m_KernelData.ConstData(); int vox_size = vbuf.size(); int ker_size = vker.size(); int pos; float conv = 0, ksum = 0; for (int ik = 0; ik < ker_size; ++ik) { pos = index + vker[ik].Count - vker[this->m_KernelData.GetCenterData()].Count; pos = (pos + vox_size) % vox_size; conv += vbuf[pos].Value * vker[ik].Value; ksum += vker[ik].Value; } return conv / ksum; }
float Evaluate(const VoxImage<VoxelT> &buffer, int index) { const Vector<VoxelT> &vbuf = buffer.ConstData(); const Vector<VoxelT> &vker = this->m_KernelData.ConstData(); int vox_size = vbuf.size(); int ker_size = vker.size(); int pos; float conv = 0, ksum = 0; float gamma_smooth; for (int ik = 0; ik < ker_size; ++ik) { // if (ik==this->m_KernelData.GetCenterData()) continue; pos = index + vker[ik].Count - vker[this->m_KernelData.GetCenterData()].Count; pos = (pos + vox_size) % vox_size; gamma_smooth = compute_gauss( fabs(vbuf[index].Value - vbuf[pos].Value) * 1.E6 ); conv += vbuf[pos].Value * vker[ik].Value * gamma_smooth; ksum += vker[ik].Value * gamma_smooth; } return conv / ksum; }