{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004036","490:4900001321","490:4900003081","490:4900001325","490:4900003887","490:4900000692","490:4900002490","490:4900001322","490:4900002952","490:4900004322","490:4900001319","490:4900001064","490:4900003614","490:4900001193","490:4900000690","490:4900004460","490:4900002033","490:4900002030","490:4900001748","490:4900001450","490:4900003217","490:4900001024","490:4900003207","490:4900000691","496:4960008677"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.9001316821480082,0.6498086151471834,0.5796612635070933,0.5616631461602277,0.5590469231228574,0.5556073390975819,0.5481951911440797,0.5259699729149279,0.5223318541888702,0.521029900415086,0.5209164215995826,0.5104319585729624,0.5076798747191967,0.5042383395486519,0.4950860651300871,0.4950025610440058,0.49095211148483114,0.4888622096300426,0.4884520727520184,0.47960571379572287,0.4761426004727966,0.4653678397016145,0.46406756495460705,0.46129855855997326,0.46083110940077443],"twin_dists":[0.05957664588967508,0.12059143695209487,0.13563167409472388,0.13949910429014092,0.1400624985816169,0.14080376653513474,0.14240355451752185,0.14722419201447315,0.1480172822207741,0.1483014072649667,0.14832617952297983,0.15062058194989936,0.1512247954009796,0.15198158963485464,0.15400109732998618,0.15401957135302893,0.15491676752094183,0.15538054796534947,0.15547163328056257,0.15744205184631904,0.15821654062727045,0.16063821774398743,0.16093174498184623,0.16155778734133225,0.16166360301829635],"n_dims_used":45,"mean_confidence":0.9178746541341146},"coverage":{"mean_confidence":0.9178746541341146,"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}}