{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000029","483:4830000273","497:4970000009","497:4970000010","483:4830000238","483:4830000033","483:4830000288","483:4830000289","483:4830000071","483:4830000056","483:4830000316","483:4830000317","483:4830000136","483:4830000061","483:4830000270","483:4830000062","483:4830000126","483:4830000137","483:4830000034","483:4830000044","483:4830000135","665:6650000123","487:4870002837","483:4830000032","665:6650000101"],"twin_admin_codes":[497,483,497,497,483,483,483,483,483,483,483,483,483,483,483,483,483,483,483,483,483,665,487,483,665],"twin_sims":[0.0018086522024612548,0.0016935820805551135,0.0016666212008487227,0.0009939756713241365,0.0007207968628645695,0.0006762498608409186,0.0004883943374284257,0.000352943439269942,0.0002009915893442016,0.0001719196960636595,0.00013544979564167234,0.00012299804115931476,0.00007858277445446738,0.00007267292657759147,0.00005919092965377998,0.0000391485525035947,0.00001845984087417109,0.000015070084140755977,0.000007491173283392808,0.000007449168358053517,0.000006786593082811579,0.000006476814727799627,0.0000057987163842391684,0.0000027432804580709645,0.000002732818828893439],"twin_dists":[0.46156352575726645,0.46395956625372775,0.4645426119362137,0.48294445259339436,0.4940406788706754,0.49621395847398253,0.507155712586462,0.5178460057709994,0.53587187651642,0.5407672683861474,0.5481537174370557,0.5511130828105401,0.5646586060639242,0.566989282908738,0.5730612890176857,0.5851028601376198,0.6063876654458772,0.6120051574598796,0.6309757892918234,0.6311260876040835,0.6336107987862958,0.634853321766596,0.6377848727323224,0.6572818364427452,0.657379880709681],"n_dims_used":45,"mean_confidence":0.9040646023220487},"coverage":{"mean_confidence":0.9040646023220487,"n_dims_used":45,"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}}