{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003084","490:4900004008","490:4900003728","487:4870011453","487:4870011463","490:4900003058","490:4900004304","490:4900003866","490:4900004292","490:4900001996","490:4900003199","490:4900004307","490:4900002301","490:4900003724","490:4900004009","490:4900002601","490:4900003464","490:4900003457","490:4900002452","490:4900003209","490:4900003593","490:4900003456","490:4900003218","490:4900004714","490:4900005276"],"twin_admin_codes":[490,490,490,487,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7973682526640967,0.6865429666472266,0.679471231256519,0.6678740036131938,0.6636929128204306,0.6505895555636253,0.6475609731699116,0.6364410923707258,0.627162661724799,0.6255655930044449,0.5532133139905825,0.5515431160257104,0.511800703835702,0.5094061921385532,0.5088218606793142,0.5079740356980316,0.4953843347766055,0.4931186845016231,0.48715531909910614,0.48176961511047584,0.4785230906996183,0.46803754850010365,0.43154586175939635,0.4181045245207028,0.4164556550386224],"twin_dists":[0.08740054293860504,0.11263742083864327,0.11417738618857814,0.11669289400207532,0.117597130256494,0.12042332226873602,0.12107511346212281,0.1234645943542138,0.1254549019203435,0.12579724760975236,0.14132010670696027,0.14168053759542565,0.1503203896833144,0.15084568756728936,0.15097397213548217,0.1511601724456795,0.1539351169991827,0.1544365914255152,0.15575977551434966,0.15695902767256512,0.15768397474978832,0.16003643764645895,0.16837479615889447,0.17151535944723928,0.17190352116540705],"n_dims_used":45,"mean_confidence":0.9176450941297744},"coverage":{"mean_confidence":0.9176450941297744,"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}}