{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003475","474:4740003393","474:4740003892","474:4740003409","474:4740003492","474:4740003655","474:4740003656","474:4740003895","474:4740003477","474:4740003576","474:4740003493","474:4740002675","474:4740003470","474:4740003725","474:4740003573","474:4740005387","474:4740003650","486:4860000517","474:4740003659","486:4860000625","487:4870012938","474:4740003394","474:4740003566","474:4740003567","474:4740003811"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,486,487,474,474,474,474],"twin_sims":[0.38626392022360073,0.3208436226444214,0.29960412744636095,0.27120269564540284,0.2608249110015288,0.2450031302478452,0.23585408983923714,0.2310103350297493,0.22472234660489016,0.22302173353929108,0.222185999682073,0.2064112296271934,0.20500173476115646,0.18230509606047487,0.1761797921441686,0.17296312563895155,0.16950584309847494,0.16734596226149953,0.16657914889596204,0.1661445246795895,0.1656757572030268,0.16046295942745167,0.14000147404416358,0.1356350211152126,0.13310660095189167],"twin_dists":[0.1791358960605116,0.19583086843325898,0.2016439546814903,0.2098097145729747,0.21292334488873424,0.21782427994002587,0.2207516304660085,0.22233152971174772,0.22441542171003576,0.22498565336688556,0.225266945290452,0.2307153530090363,0.23121575346808337,0.23962273308304036,0.24201651659475015,0.24329737184157896,0.24469317659830833,0.24557558640087024,0.24589083646944698,0.24606998268282404,0.24626358166627435,0.2484436241330765,0.25753834626398947,0.25960527217629503,0.26082502613661657],"n_dims_used":45,"mean_confidence":0.9223498026529948},"coverage":{"mean_confidence":0.9223498026529948,"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}}