{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012273","490:4900012890","490:4900012835","490:4900012897","490:4900012538","490:4900012476","490:4900013002","490:4900012830","490:4900012837","490:4900012275","490:4900012763","490:4900013068","490:4900013037","490:4900012831","490:4900012410","490:4900012276","490:4900012340","490:4900013101","490:4900012415","490:4900013031","490:4900012959","490:4900012765","487:4870000096","490:4900012698","490:4900012901"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.5952043895833224,0.47497932719279257,0.41317386220603813,0.4122221459268835,0.3945865422442412,0.3935226015906316,0.39313195022637526,0.3816005417652476,0.3684880113932173,0.3191793248896514,0.3060440244847218,0.29546918809702777,0.2941537128875761,0.25506165137173253,0.2543667547751823,0.2433575172508099,0.23648713031749294,0.22629559253731735,0.2132981578429239,0.20436200886513675,0.20208058625363448,0.19714999742528813,0.19352310357607014,0.19107729717090108,0.1844803614880787],"twin_dists":[0.1323000262903222,0.15847710444560106,0.17267806295115604,0.1729031771306305,0.1771172614880496,0.17737420236557383,0.1774686251870113,0.18027597964923514,0.18351840441382553,0.19627831083240133,0.19985707249797696,0.20280313667113817,0.20317391576859048,0.21468610181450348,0.21490033878319237,0.21834552359280368,0.22054672607406037,0.22389044767787114,0.22830326450683613,0.23144364658190744,0.23226037545275155,0.23404740645225222,0.23538176156824542,0.23629143327610563,0.23878633404918218],"n_dims_used":45,"mean_confidence":0.9147404988606771},"coverage":{"mean_confidence":0.9147404988606771,"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}}