{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010718","490:4900008638","490:4900010468","490:4900008418","490:4900008196","490:4900009700","490:4900008194","490:4900009599","490:4900008066","490:4900005887","490:4900008405","490:4900008748","490:4900005628","490:4900010644","490:4900008972","490:4900008753","490:4900009894","490:4900011128","490:4900010970","490:4900006017","490:4900008974","490:4900008191","490:4900010293","490:4900010979","490:4900009090"],"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":[0.565002627338168,0.41128524779698966,0.3815532639533395,0.36854005974853027,0.2235146162661841,0.21899664761818474,0.21283736957570287,0.2111840161064778,0.19788380283755783,0.18923034992958696,0.18881459115710333,0.17913907051901792,0.171808156954428,0.16912238325278395,0.16835337899928965,0.14928897763932422,0.13796379793562066,0.13349026246962928,0.13053833254166755,0.12807496281251274,0.12450649556174642,0.12287427076513659,0.11670717526463067,0.11094020394280146,0.09493233369264398],"twin_dists":[0.13878046404773417,0.17312500763455865,0.18028757199043507,0.18350542256921099,0.22482008794270994,0.2263469657390377,0.22846298752682775,0.22903802450807342,0.23377950835245292,0.2369837690612125,0.2371402688929547,0.24085277731462035,0.24376142426152628,0.24484924474562314,0.24516299758144494,0.25329663379976086,0.25849682123638834,0.2606388272933018,0.2620819759687521,0.26330523961739954,0.26510926274845664,0.265947538784807,0.2691936451768708,0.27235048030781506,0.2818360712655134],"n_dims_used":45,"mean_confidence":0.9120456271701389},"coverage":{"mean_confidence":0.9120456271701389,"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}}