Letters And Numbers disparity:
ldot ŀ (320 0x140) vs. one.lining (None)
The top 25 disparities between the original kerning and Autokern's kerning, in descending order.
Original
The original kerning from the input.
ldot (0x140) lsb: 17.0
ldot (0x140) rsb: 58.0
ldot (0x140) right x-extrema: 391.0
ldot (0x140) x-advance: 449
one.lining (None) lsb: 150.0
one.lining (None) rsb: 81.0
ldot (None) right x-extrema: 449.0
Original kerning value: 0.000 em
Original kerned x-advance: 0.449 em
Original x-extrema offset: 0.208 em
Original in-ascender x-extrema offset: 0.208 em
Autokern
ldot (0x140) lsb: 4.0
ldot (0x140) rsb: -4.0
ldot (0x140) right x-extrema: 378.0
ldot (0x140) x-advance: 374
one.lining (None) lsb: 4.0
one.lining (None) rsb: -3.0
ldot (None) right x-extrema: 303.0
Autokern kerning value: -0.075 em
Autokern kerned x-advance: 0.299 em
Autokern x-extrema overlap: 0.075 em
Autokern in-ascender x-extrema overlap: 0.075 em