{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001424","480:4800001540","480:4800002518","480:4800001929","480:4800002288","480:4800001584","480:4800001592","480:4800001701","480:4800001928","480:4800001706","480:4800001765","480:4800002426","480:4800001363","480:4800001646","480:4800001875","480:4800002286","480:4800001989","480:4800001483","480:4800001990","480:4800001764","480:4800001763","480:4800002475","480:4800001591","480:4800002425","480:4800001414"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7526725621433529,0.7490514885177353,0.6900743613355125,0.6882889269269128,0.6850522998813693,0.6571301523514562,0.6356196639180482,0.6211353016295001,0.5827970835837308,0.5578081978754119,0.555293565905546,0.5524269336602229,0.5441805601419021,0.5144996128543948,0.48735561582709913,0.46129236931182366,0.45526023904382834,0.43690129860128657,0.4366407246474574,0.4313892002317564,0.4227554535527362,0.4127829841786527,0.37024171077190915,0.35531823335495394,0.35305535231539525],"twin_dists":[0.09790245015934175,0.09872982240006867,0.11186648584179497,0.11225642950403522,0.11296245095062077,0.11901396131210333,0.12364090852308408,0.12674663329825966,0.13495905442863249,0.14032938137751408,0.14087142149138168,0.14148978721676794,0.14327153677344948,0.14972906006586814,0.15571525382936824,0.16155918814291684,0.1629276421106907,0.16713468706806436,0.1671948847966864,0.16841116571074083,0.17042397167090864,0.17277049194729846,0.1830815007099681,0.18683350839218166,0.18740941879649278],"n_dims_used":43,"mean_confidence":0.9133694670921149},"coverage":{"mean_confidence":0.9133694670921149,"n_dims_used":43,"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}}