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. Author manuscript; available in PMC: 2016 Feb 7.
Published in final edited form as: Phys Med Biol. 2015 Jan 9;60(3):947–960. doi: 10.1088/0031-9155/60/3/947

Figure 2.

Figure 2

(a) Illustration of the electrostatic model applied to the knee joint space Ω. The two articulating surfaces are ∂1Ω and ∂2Ω, and the region of interest boundary is ∂0Ω. (b) Field line lengths ∫∣l→(s)∣ mapped to points of either surface (e.g., the tibial plateau) to form a JSM.