{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003581},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003086","480:4800002737","480:4800002637","480:4800003002","480:4800002915","480:4800002690","480:4800002913","480:4800002636","480:4800002577","480:4800002879","480:4800002739","480:4800002778","480:4800002687","480:4800002925","480:4800002727","480:4800002883","480:4800003003","480:4800002590","480:4800002871","480:4800002774","480:4800003050","480:4800002788","480:4800003480","480:4800002740","480:4800003318"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8585422140203799,0.58310901175432,0.5562539065402217,0.5553831009267801,0.5238888034612386,0.4807588954267864,0.4544252281052327,0.4405443223694321,0.439714232713052,0.4355179023236264,0.4182686246162195,0.3867740654111662,0.35560501727719024,0.3460534256238122,0.3416716295406693,0.33597078249822127,0.3278709522065262,0.3270669265084156,0.31859877811337833,0.31704610066682315,0.2965420577477938,0.291151045922455,0.2888877446720244,0.26564008242675174,0.2619002195212417],"twin_dists":[0.07173009861600961,0.1348921624043791,0.1406643732899604,0.14085211560060698,0.1476777232667642,0.1571845537539017,0.1631175884211022,0.16629455359302,0.16648574349688094,0.16745444226242948,0.17147676433627998,0.1790115766864121,0.18676065668981476,0.18920373724768205,0.19033638062065597,0.19182167902835584,0.19395572522995,0.19416913105324404,0.19643469764550558,0.19685374591783908,0.20250145867493455,0.20402393964004148,0.20466810746092218,0.2114692449494854,0.2125971722717804],"n_dims_used":43,"mean_confidence":0.9221778692201127},"coverage":{"mean_confidence":0.9221778692201127,"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}}