{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004993","490:4900004735","493:4930007062","490:4900000787","490:4900009199","493:4930007152","466:4660002947","490:4900000665","490:4900008871","490:4900004862","490:4900007751","466:4660003139","466:4660000398","466:4660003144","496:4960010939","480:4800004622","480:4800003952","466:4660003200","490:4900005141","490:4900000466","490:4900000920","466:4660003270","490:4900001028","466:4660002633","490:4900004447"],"twin_admin_codes":[490,490,493,490,490,493,466,490,490,490,490,466,466,466,496,480,480,466,490,490,490,466,490,466,490],"twin_sims":[0.5723869907048177,0.42890383468769977,0.38918055541017454,0.36719295980274225,0.36245066094955836,0.3578308516678513,0.3477649431613373,0.34697021362526387,0.3373210287651513,0.31761820625114395,0.3153224487624838,0.310307112091928,0.3083536003123603,0.30092586589750214,0.296626196184573,0.295310233095447,0.29515439479240607,0.2930331411468488,0.2928466814659283,0.2849553592287219,0.2785860787722084,0.27845302578523107,0.2752497799039236,0.27266539200636736,0.2720302974366928],"twin_dists":[0.1371931971842057,0.16898887271159907,0.178426171726518,0.18384171034858215,0.1850305299440485,0.18619625495400347,0.18876339526991331,0.18896772200095197,0.19146866656538644,0.19669920740173932,0.1973202978985158,0.19868613083575562,0.19922154555509738,0.20127540072674957,0.20247782716806173,0.20284788779594612,0.20289177526677465,0.20349053358160923,0.2035432873631758,0.20579453628910704,0.2076390629007113,0.2076778660524917,0.20861548549836523,0.20937684008515683,0.20956461561837664],"n_dims_used":45,"mean_confidence":0.9183049519856771},"coverage":{"mean_confidence":0.9183049519856771,"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}}