1dsfm failure for 30 fps data

@akshay-krishnan do you mind taking a look at this?-- potentially no parallax is causing this issue:

Inputs to 1dsfm:
```python
num_images: 3
wRi_list: [R: [
-0.249122, -0.189531, -0.949745;
0.948813, -0.244351, -0.200115;
-0.194143, -0.950984, 0.240703
]
, R: [
-0.248403, -0.189431, -0.949954;
0.948985, -0.244232, -0.199447;
-0.194228, -0.951034, 0.240435
]
, R: [
-0.248206, -0.189295, -0.950032;
0.948946, -0.244596, -0.199186;
-0.19467, -0.950968, 0.240341
]
]
i2Ui1_dict: {(0, 1): : 0.0770847
-0.00048986
-0.997024
, (0, 2): :-0.023718
0.0052633
-0.999705
, (1, 2): :0.00795643
0.00148208
-0.999967
}
scale_factor: 1.0
```

Output of 1dsfm:
```python
R: [
-0.249122, -0.189531, -0.949745;
0.948813, -0.244351, -0.200115;
-0.194143, -0.950984, 0.240703
]
[ 0.9280717 0.2721252 -0.25422586]
R: [
-0.248403, -0.189431, -0.949954;
0.948985, -0.244232, -0.199447;
-0.194228, -0.951034, 0.240435
]
[-1.17731570e-09 2.06031814e-08 -2.54346348e-09]
R: [
-0.248206, -0.189295, -0.950032;
0.948946, -0.244596, -0.199186;
-0.19467, -0.950968, 0.240341
]
[-436863.72253421 -87650.33973069 111136.50286774]
```