{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003766","490:4900003767","490:4900002210","488:4880003420","481:4810005460","496:4960011385","496:4960010431","496:4960010335","469:4690000674","493:4930002747","485:4850002415","496:4960011659","469:4690001877","478:4780002790","490:4900002208","487:4870012063","466:4660012687","470:4700007536","496:4960009758","499:4990004109","488:4880001112","470:4700003128","488:4880000841","472:4720000611","490:4900002051"],"twin_admin_codes":[490,490,490,488,481,496,496,496,469,493,485,496,469,478,490,487,466,470,496,499,488,470,488,472,490],"twin_sims":[0.4303372370005967,0.3161645604622292,0.29336442867379514,0.25181282307887803,0.23534496379764316,0.23190238438778635,0.22402528637443345,0.22322754635618305,0.21948732433097043,0.21551477002282018,0.20089559426132564,0.1976401711905465,0.1881017455197444,0.1821126577692781,0.17953780675348976,0.16388384413564586,0.16375988697085117,0.15410301984028169,0.15320383258200884,0.15310215460904944,0.15033339592484135,0.1473739774817211,0.14359239522034672,0.13639346363445376,0.13093688557522873],"twin_dists":[0.1686555218245298,0.1970921783112424,0.20339685368017416,0.2156909278618241,0.22091668691896452,0.22203894421307974,0.2246488038990188,0.22491648865981642,0.22618012388534536,0.22753816203319846,0.232687093574544,0.23386837722121442,0.23740916052085287,0.23969706482683614,0.24069701980975347,0.24700730164880433,0.2470589661537271,0.2511742996644593,0.25156698282168966,0.2516114927647039,0.2528319593468509,0.2541549051930022,0.25587426935770874,0.25924271461859266,0.2618857036260403],"n_dims_used":44,"mean_confidence":0.9144001007080078},"coverage":{"mean_confidence":0.9144001007080078,"n_dims_used":44,"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}}