{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002553","477:4770002619","477:4770002550","489:4890005011","477:4770002554","489:4890005009","489:4890005056","489:4890005000","477:4770002480","477:4770002549","489:4890005206","477:4770002483","477:4770002547","489:4890004967","489:4890005088","477:4770002413","489:4890005036","477:4770002993","477:4770002686","477:4770002482","489:4890004966","489:4890005091","489:4890005037","489:4890005092","489:4890004996"],"twin_admin_codes":[477,477,477,489,477,489,489,489,477,477,489,477,477,489,489,477,489,477,477,477,489,489,489,489,489],"twin_sims":[0.8351713391525876,0.7594001222623585,0.7254076779929322,0.7043876172737572,0.7011076491987609,0.6963960764513688,0.6866713698824893,0.6739155375523548,0.6340166898243201,0.6009748789685064,0.5989091121038184,0.5918250652123848,0.5904185774623524,0.5788774313613582,0.5764140098092129,0.5747871186870418,0.5640259991251283,0.5615698080994952,0.5525263483857202,0.5519908977714453,0.5503481830093425,0.5420080615309483,0.522129175437322,0.5210915546552604,0.5024204742539575],"twin_dists":[0.07795031210090266,0.09635714953762843,0.10406528595898101,0.10872697445308364,0.1094486508009748,0.11048292257967078,0.11260941254647049,0.11538388768506898,0.12398490908050404,0.1310641622174156,0.13150655076667994,0.133023963205333,0.13332532300455754,0.13579984853603333,0.1363285149402015,0.13667776992250744,0.13899057328382125,0.13951919817591701,0.14146833400483985,0.14158388882540776,0.14193851238277708,0.14374171290144877,0.1480615019806912,0.14828794876258394,0.15238189830960516],"n_dims_used":45,"mean_confidence":0.9208511352539063},"coverage":{"mean_confidence":0.9208511352539063,"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}}