{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006474","490:4900006961","490:4900006356","490:4900006963","490:4900006594","490:4900006233","490:4900006110","490:4900006718","490:4900005989","490:4900006593","490:4900006960","490:4900007087","487:4870002344","494:4940007543","490:4900007086","487:4870002176","487:4870002003","490:4900007213","490:4900006235","487:4870002425","490:4900006236","490:4900006477","487:4870002609","487:4870002335","490:4900005864"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,494,490,487,487,490,490,487,490,490,487,487,490],"twin_sims":[0.30128613806282917,0.014002342439418796,0.006569082734036328,0.0033476019268117796,0.002067862163753537,0.00041115921282460074,0.00019437099470827842,0.00010949132917222757,0.00010251005341561452,0.00005905032932995331,0.00004976311448762551,0.00004635271144566329,0.00004360416087211589,0.000016746639687170017,0.000013478697323391518,0.000009607750852596168,0.000006367724804750768,0.0000051257687821310036,0.000004695316782843718,0.000004666811591984149,0.0000019995260199139186,0.0000019628646108869392,0.0000016731647903666193,0.0000015229311447026828,0.0000015132027895802184],"twin_dists":[0.20117510635595495,0.37947052301361617,0.41174026881810794,0.4384879299805812,0.4566428335379521,0.5128490108624382,0.536925128199674,0.5546618442243614,0.5566617995133125,0.5731312841072971,0.5781453361027519,0.5802128953143698,0.5819872129025307,0.6090909344693856,0.6150732889158514,0.6242881774487433,0.6353044775640666,0.6410389469978761,0.6433428124691358,0.6435024489183518,0.6653479084431227,0.6658168731090353,0.6698500925648742,0.6722149321679233,0.6723757142224324],"n_dims_used":45,"mean_confidence":0.9397930569118924},"coverage":{"mean_confidence":0.9397930569118924,"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}}