{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000029},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000047","490:4900000049","490:4900000520","490:4900000177","490:4900000350","490:4900000934","490:4900000046","490:4900000162","490:4900000948","490:4900004326","490:4900000025","494:4940008536","490:4900000832","496:4960007430","490:4900000030","496:4960007808","490:4900002186","490:4900004464","490:4900000286","490:4900000288","490:4900000246","496:4960008959","496:4960007432","490:4900000785","490:4900000048"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,496,490,496,490,490,490,490,490,496,496,490,490],"twin_sims":[0.8059704551592044,0.6472957276544611,0.546183930713917,0.5266366855752775,0.5017965541424702,0.4213197377985035,0.4164293273362248,0.41573177879674944,0.4104595202670415,0.4074963693632581,0.39398046191541963,0.3908600904219146,0.38180105296801053,0.3790101132588711,0.35979437710945633,0.3560575665581635,0.34936495986512506,0.3490631635220729,0.34741361559121703,0.346928835340407,0.3305595603758743,0.3178041539415024,0.3159644636838251,0.31296686237294874,0.31025571607617086],"twin_dists":[0.08530454377131612,0.12113217544019098,0.14283826037448483,0.14707898574118483,0.15251938159303655,0.17076033325401158,0.17190972432576762,0.1720741375466619,0.17332069935990826,0.17402437468853305,0.17726359005159725,0.17801861514038939,0.18022682273330365,0.1809121670719832,0.18569986159972218,0.18664575730201707,0.1883527714866417,0.1884301479290796,0.18885369198384064,0.18897836720575031,0.19324419656344952,0.19664901259322562,0.197146351324978,0.19796024436713416,0.19870019255635032],"n_dims_used":45,"mean_confidence":0.9181370205349393},"coverage":{"mean_confidence":0.9181370205349393,"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}}