{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009323","490:4900009228","490:4900009029","490:4900009320","490:4900008370","490:4900009229","490:4900007766","490:4900009040","490:4900009216","490:4900008034","490:4900009033","490:4900008587","490:4900008591","490:4900009321","490:4900008583","490:4900008684","490:4900009665","490:4900008680","490:4900008258","490:4900008700","490:4900009332","490:4900009226","490:4900008026","490:4900009111","490:4900009235"],"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":[0.05540905494261707,0.007298923247518201,0.002384301475541977,0.001960876428398759,0.0012783672199866288,0.0011262360676912674,0.0011091028335799109,0.0008376735375261956,0.0008265430370365996,0.0004589653381934804,0.00039619218299521004,0.00037814582052960203,0.0003468786155769305,0.00026452897158499923,0.00023604797251985924,0.00019058060769664722,0.0001891443398816604,0.0001808149296304764,0.00017000656764052928,0.00016754079851251383,0.0001615234315557093,0.00015304672794228468,0.00014655740592149248,0.00014140705983187122,0.00013818838038109376],"twin_dists":[0.31240212576722304,0.40740152529462326,0.45135258280005697,0.4586009107872228,0.47407467081518884,0.47856146145264905,0.4791014685710406,0.48888325011398376,0.48934454539357575,0.50921849965092,0.5140671460251883,0.5155945393205822,0.518410269244567,0.5271547614640847,0.5307872102822204,0.537543437001051,0.5377807582551729,0.5391914655690602,0.5411162024699505,0.5415714314687844,0.5427094258781268,0.5443822725337987,0.5457230560879052,0.5468276684578173,0.547537429697188],"n_dims_used":45,"mean_confidence":0.8799389309353298},"coverage":{"mean_confidence":0.8799389309353298,"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}}