{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007291","490:4900004879","490:4900005828","490:4900006080","490:4900005695","490:4900006934","490:4900006202","490:4900007654","490:4900007054","490:4900006549","490:4900006559","490:4900007658","490:4900007407","490:4900007657","490:4900005697","490:4900005159","490:4900006065","490:4900007050","490:4900007305","490:4900006921","490:4900005694","490:4900007405","490:4900005431","490:4900005445","490:4900007183"],"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":[0.3497308893961732,0.311436507440084,0.28428485774094125,0.2812672079110748,0.23322007099995962,0.15507774992216375,0.1422538943917385,0.14006345223105862,0.12109919417021688,0.11595712665533056,0.07870904186000664,0.07719958833020711,0.06623665353336579,0.06283968668359637,0.06164370454756243,0.05868559424176698,0.05416504474647489,0.05396996122794022,0.04809905381006415,0.04626196918991557,0.04444971112504479,0.04247492540803502,0.036592438820499396,0.03421254003773053,0.028794607204434695],"twin_dists":[0.18825899918641245,0.19837746913637622,0.20598753065267247,0.2068595354056671,0.22160810415536558,0.25075051781894697,0.25649088899797834,0.2575093567870385,0.266868862532679,0.2695973356748486,0.29283729147004606,0.29395053389971687,0.30261152912885314,0.3055319576772208,0.306590957020768,0.30928463194016487,0.3136257517764955,0.31381974493741455,0.31994984030617496,0.3219962872993076,0.32408287464345453,0.3264395363664005,0.3340534228063173,0.33743196569936096,0.34594268903484665],"n_dims_used":45,"mean_confidence":0.8938880072699653},"coverage":{"mean_confidence":0.8938880072699653,"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}}