I hereby claim:
- I am mukheshpugal on github.
- I am mukheshpugal (https://keybase.io/mukheshpugal) on keybase.
- I have a public key ASAnzPkYW8hqdYC1cCo_wcSkxtGqXSd900rQo6Zl0NCMJQo
To claim this, I am signing this object:
import argparse | |
alu = { | |
'0000':'add', '1000':'sub', | |
'0001':'sll', | |
'0010':'slt', | |
'0011':'sltu', | |
'0100':'xor', | |
'0101':'srl', '1101':'sra', | |
'0110':'or', |
I hereby claim:
To claim this, I am signing this object:
class Exp_SE3(Function): | |
""" | |
Implements exp SO3 as a torch fuction | |
""" | |
@staticmethod | |
def forward(ctx, vec: "Tensor[6]") -> "Tensor[4,4]": | |
""" | |
:param ctx: context, to store some tensors | |
for backward |
import numpy as np | |
import pptk | |
from mayavi import mlab | |
import cv2 | |
depthmap = np.array(cv2.imread('depth.png',0)); | |
depthmap = depthmap[300:340, 220:260] | |
intrinsics = np.array([[525.0, 0, 319.5], | |
[0, 525.0, 239.5], | |
[0, 0, 1]]) |
def hat(w): | |
return torch.tensor([[0, -w[2], w[1]], | |
[w[2], 0, -w[0]], | |
[-w[1], w[0], 0]]) | |
def hat_inv(R): | |
return torch.tensor([R[2][1], R[0][2], R[1][0]]) | |
def matrix_from_euler(euler): | |
rotation_x = torch.tensor([[1, 0, 0], [0, torch.cos(euler[0]), -torch.sin(euler[0])], [0, torch.sin(euler[0]), torch.cos(euler[0])]]) | |
rotation_y = torch.tensor([[torch.cos(euler[1]), 0, torch.sin(euler[1])], [0, 1, 0], [-torch.sin(euler[1]), 0, torch.cos(euler[1])]]) | |
rotation_z = torch.tensor([[torch.cos(euler[2]), -torch.sin(euler[2]), 0], [torch.sin(euler[2]), torch.cos(euler[2]), 0], [0, 0, 1]]) | |
rotation_3d = torch.matmul(torch.matmul(rotation_x, rotation_y), rotation_z) | |
return rotation_3d | |
from scipy.optimize import least_squares as ls | |
import math | |
import numpy as np | |
from PIL import Image | |
import cv2 | |
from matplotlib import pyplot as plt | |
def huber(r, delta): | |
if math.sqrt(r) < delta: | |
return r / (2 * delta) |