{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010327","490:4900010243","490:4900010325","490:4900010497","490:4900009743","490:4900011244","490:4900009942","490:4900010498","490:4900011308","490:4900010413","490:4900011443","490:4900009542","490:4900010054","490:4900010667","490:4900010752","490:4900010581","490:4900009550","490:4900011444","490:4900011377","490:4900010052","490:4900010314","490:4900010584","490:4900011370","490:4900009643","490:4900010569"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.34367321887013147,0.3264541519201726,0.26021147593608407,0.16893561454794517,0.163314366486009,0.11937947147167506,0.1108229504131252,0.09401124280917778,0.0727697180686931,0.0701921516964374,0.06435810407575562,0.05298177665300024,0.047653759622449283,0.047207583085093034,0.04522759879624463,0.04360920234957878,0.04269734553788625,0.04030548677805969,0.03786158347941987,0.035137943760287886,0.034794908513367695,0.03460834131350977,0.03353879772575915,0.01986837741888045,0.0197167974293784],"twin_dists":[0.1898180406532374,0.19433196940755873,0.21310979602927918,0.24492535170379662,0.24724489007583458,0.2677713378779415,0.27241596411333097,0.28241898731744536,0.2973221247712751,0.29936104670283376,0.30421098713896577,0.3148114313240384,0.3204398018546153,0.3209345870921205,0.32317865675123864,0.3250749382407407,0.3261695564781521,0.32913729646286805,0.3323273852811484,0.3360951851991933,0.33658717786658987,0.3368564943528124,0.33842472355221137,0.3635848222856958,0.3639399391785682],"n_dims_used":45,"mean_confidence":0.890895758734809},"coverage":{"mean_confidence":0.890895758734809,"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}}