{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002657","499:4990002238","499:4990002141","499:4990001961","499:4990002654","499:4990002328","499:4990001701","499:4990002875","499:4990001605","499:4990002641","499:4990001792","499:4990001609","499:4990002312","499:4990002323","499:4990002234","499:4990002133","499:4990002405","499:4990002797","499:4990001885","499:4990002410","499:4990003214","499:4990001972","499:4990003213","499:4990001880","499:4990001695"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9560001312397105,0.9429009589499396,0.9418506134984775,0.9318084769959956,0.9231250237000961,0.9159203141861612,0.9153866885563856,0.914297633509173,0.9052522953134226,0.9030962897282276,0.890233333255585,0.8890830937506311,0.878584551044366,0.8779922432026112,0.8779760396394894,0.8713969710331888,0.8622991463054129,0.8584678760695362,0.8540337755559726,0.8458851572979957,0.8416243623134763,0.8366326961808283,0.8350017278938942,0.8257311590011961,0.8190423838625197],"twin_dists":[0.03896114641349274,0.044535410209877224,0.044955562316644423,0.048812072022426455,0.05194674278796769,0.05443148419316885,0.054611779482000765,0.05497822587569321,0.05794835889067134,0.058638323280922895,0.06262904866321993,0.06297629264472752,0.06608126511693133,0.0662531806580399,0.06625787905183807,0.06814578611968397,0.07069588157790677,0.0717504574251464,0.07295768795870833,0.0751414942432321,0.07626662718925845,0.07757109441621486,0.07799424912651944,0.08037248450335538,0.08206165408761096],"n_dims_used":44,"mean_confidence":0.9313217509876598},"coverage":{"mean_confidence":0.9313217509876598,"n_dims_used":44,"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}}