{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010571","490:4900008113","490:4900010138","490:4900010489","490:4900010905","490:4900010658","490:4900007793","490:4900008660","490:4900008550","490:4900008101","490:4900010128","490:4900011443","490:4900007902","490:4900010744","490:4900007999","490:4900010743","490:4900011506","490:4900010483","490:4900010823","490:4900010567","490:4900010902","490:4900007882","490:4900010574","490:4900010131","490:4900010824"],"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":[0.3735663411490509,0.0584346856109992,0.05315666169443069,0.04751300012939768,0.04194159197737112,0.04047644191894275,0.040038423164757336,0.039344685102566036,0.026770752235858532,0.024353773669119297,0.02322259117422732,0.022901101917868795,0.02209505809348688,0.020232318288618604,0.019097010928703178,0.015269607806837192,0.015103569375028084,0.01485324498563013,0.014560185974987736,0.014307196606549197,0.01429549729447645,0.013623386747589204,0.012122030144965733,0.01060000824080181,0.009655079199559179],"twin_dists":[0.18225603550138653,0.3095182140326213,0.3146348155865829,0.32059547671347505,0.32709179288206286,0.32892032013289546,0.3294778138956156,0.330371410382125,0.3494779989940316,0.3540154816938313,0.35627437307404214,0.3569337607408125,0.35862300811618614,0.36274174653384056,0.36541721031136926,0.37559965984412363,0.37609033225661553,0.3768391412152165,0.3777300482327573,0.37851195122005776,0.3785484039947156,0.3806881250612134,0.38582695138334355,0.3916485917540271,0.3956494113206672],"n_dims_used":45,"mean_confidence":0.8878433227539062},"coverage":{"mean_confidence":0.8878433227539062,"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}}