{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005731","480:4800005157","480:4800005069","480:4800004468","480:4800002552","492:4920001242","480:4800005660","480:4800005732","480:4800005067","492:4920001200","480:4800005412","480:4800005580","480:4800004982","480:4800005328","480:4800005333","492:4920000534","480:4800005799","492:4920000692","480:4800004984","480:4800004985","480:4800005331","492:4920000598","492:4920000489","480:4800005068","480:4800005579"],"twin_admin_codes":[480,480,480,480,480,492,480,480,480,492,480,480,480,480,480,492,480,492,480,480,480,492,492,480,480],"twin_sims":[0.595324782074431,0.5492987921333105,0.45718006127187905,0.43282407375132076,0.3606975766823893,0.3504070897725654,0.34009141081987526,0.3328139915216632,0.3096773106062143,0.2761641331581623,0.2747583893312946,0.26969277355525406,0.26168761838095816,0.2609834021685195,0.25762992645788646,0.25716337490948143,0.2532720846914973,0.25070167915041297,0.24784228046170917,0.24438790648346234,0.24435406654135824,0.24090723187014512,0.24012631591678954,0.23802503340738507,0.2281156399923406],"twin_dists":[0.13227423818430523,0.14216514112928397,0.16249140569995024,0.16807825378117988,0.18547199143595697,0.18808585272893055,0.19074674767662583,0.19265001398282527,0.19885853383094754,0.208347169098779,0.20875990925471788,0.21025807845622188,0.21266159371831098,0.21287521691515673,0.21389749390630738,0.21404038127035224,0.21523858116457023,0.2160364854890884,0.2169302624533994,0.218018885284982,0.21802959857537788,0.2191258845412076,0.21937566925555355,0.22005042051029397,0.22328613095724692],"n_dims_used":43,"mean_confidence":0.9080715623012808},"coverage":{"mean_confidence":0.9080715623012808,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}