{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007687","490:4900007567","490:4900007199","490:4900007565","490:4900005722","490:4900005588","490:4900007327","490:4900006950","490:4900006103","490:4900005593","490:4900007444","490:4900005982","490:4900006463","490:4900007685","490:4900007440","490:4900007204","490:4900007926","490:4900007564","490:4900005720","490:4900006346","490:4900005852","490:4900006231","490:4900006102","490:4900007684","490:4900005979"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.25129755165212814,0.04471176156106081,0.020445470734151316,0.0201144897816158,0.01186770459980377,0.004368795096970531,0.0032975128555638973,0.0028956502123262066,0.0019388202004565571,0.0016704300837982317,0.0016465600240813101,0.0009442710395651136,0.0007927925404649344,0.0007688568231701794,0.0006191434956015929,0.00039516170102686145,0.00026939521037604283,0.0002533973044503439,0.00015938417535300392,0.00008051178516772801,0.00006218095244126106,0.000055803786714902974,0.00005460498829177881,0.00005162140463937031,0.00004913007441935991],"twin_dists":[0.21585105228291285,0.3237767941569901,0.3622540955295548,0.3630132404374354,0.38675281104932285,0.42812383679419885,0.4390674679023727,0.44403194886143926,0.45901677443409794,0.4644597174174202,0.4649821163655761,0.4847328340934862,0.4907794824596931,0.4918319841113447,0.4992039273826992,0.5141525920083271,0.5265711741199933,0.528528591992196,0.5431236485243862,0.5639337176035755,0.5716089380169442,0.5747931066727537,0.5754300271687688,0.5770747207063177,0.5785187334161327],"n_dims_used":45,"mean_confidence":0.9042899237738715},"coverage":{"mean_confidence":0.9042899237738715,"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}}