{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005252","490:4900006887","490:4900005271","490:4900005916","490:4900004979","490:4900006170","490:4900004864","490:4900007517","490:4900005915","490:4900005913","490:4900006407","490:4900005253","490:4900005404","490:4900006766","490:4900005254","490:4900005117","490:4900005517","490:4900002202","490:4900005001","490:4900005666","490:4900005267","490:4900006642","490:4900004852","490:4900004183","490:4900006039"],"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":[0.8023919724311301,0.7919186839516296,0.6157565483801424,0.5881114258185237,0.5816017104203792,0.5613944303295362,0.558847616691449,0.5555092716848881,0.5318014002459226,0.5160279734566875,0.4981279329142455,0.4876395621114646,0.48040162879898934,0.4550564744648814,0.45417087838910686,0.4087743029058252,0.3944144200026076,0.3917088460929905,0.3909028665212726,0.37407871812294613,0.36863497840939335,0.35768929800596894,0.3568588053177307,0.35677621676239685,0.3526642517000333],"twin_dists":[0.08617992777648689,0.08871417444085908,0.1278988240409585,0.13381974362718946,0.1352154232873968,0.13955695483658276,0.14010543341105358,0.14082491096046473,0.1459554851791598,0.14939453895021235,0.15332873740404843,0.15565214817491385,0.1572643080711655,0.1629739822506012,0.16317547264870813,0.17372062123411602,0.17715880711665272,0.17781296763501078,0.1780082458028737,0.1821291414724677,0.18348175041493547,0.18623209464009055,0.1864425124128568,0.1864634512264638,0.18750914908975744],"n_dims_used":45,"mean_confidence":0.9094402737087673},"coverage":{"mean_confidence":0.9094402737087673,"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}}