{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003043","480:4800002934","480:4800003520","480:4800002579","494:4940006480","480:4800003476","494:4940002502","480:4800003319","470:4700006541","480:4800002913","480:4800003002","480:4800002577","494:4940003634","470:4700005976","494:4940005939","494:4940007926","494:4940000936","494:4940006682","480:4800003426","480:4800002740","494:4940007826","494:4940006476","480:4800002637","493:4930002981","480:4800002915"],"twin_admin_codes":[480,480,480,480,494,480,494,480,470,480,480,480,494,470,494,494,494,494,480,480,494,494,480,493,480],"twin_sims":[0.5627352260001391,0.517413895891037,0.3069917792198947,0.30479851036801386,0.20049952308608518,0.19851449516533917,0.19323281056150715,0.16912639863729118,0.16490599827929853,0.16339976466316247,0.1540203714104857,0.1504259591617575,0.14964850368096025,0.14406821803334133,0.14346753015335195,0.14317745421034597,0.13983318280124074,0.13912098247189053,0.1372948333889751,0.1262276827366173,0.12561285046238116,0.12438028778669888,0.12298873668271754,0.11751363428851838,0.11450354681988402],"twin_dists":[0.13926833783108286,0.14909140335623755,0.19959594509684983,0.20020095072924485,0.23283010582631364,0.23354980316899032,0.2354893103206335,0.2448476091675961,0.2465823485117467,0.24720922342084772,0.2512103227819302,0.25279089164573165,0.25313640674744725,0.2556560960989977,0.255931611092324,0.25606496573507037,0.2576171105697783,0.2579512222915841,0.25881379207278427,0.26423429622742584,0.26454580083350376,0.2651737812475647,0.265888476128432,0.26876180811379974,0.2703854253004986],"n_dims_used":43,"mean_confidence":0.9219984010208485},"coverage":{"mean_confidence":0.9219984010208485,"n_dims_used":43,"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}}