{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003242","480:4800003384","480:4800003560","480:4800003197","480:4800003111","480:4800003499","480:4800002853","480:4800002661","480:4800003241","480:4800002656","480:4800002998","480:4800002861","480:4800002806","480:4800003196","480:4800002954","480:4800002900","480:4800002798","480:4800002618","480:4800002899","480:4800003392","480:4800003195","480:4800003687","480:4800003240","480:4800002606","480:4800002607"],"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":[0.9278844126399575,0.8653936736662264,0.8453298414680168,0.8404531169368532,0.7794897490691041,0.6483581138125913,0.6182350257552836,0.616866412882245,0.5486188381817978,0.4801565199184942,0.4762311532002153,0.4329420509770663,0.4288400646854029,0.428691581032452,0.42239709278296045,0.42195471197170115,0.4128117481409075,0.3949105587139239,0.38239608242464673,0.3776313315844644,0.3631597160335705,0.340604961897794,0.3387742913833885,0.3300038272283177,0.3270288968710185],"twin_dists":[0.05024921263738007,0.06983595529366785,0.07528876405446798,0.07657400380533357,0.09167257476410824,0.12090360417827047,0.12736795581510313,0.1276611100512521,0.14231202363448398,0.1573190357910218,0.15819671405942068,0.16805090115103252,0.16900371357968413,0.16903827292687265,0.17050788394362798,0.17061151123700832,0.17276368897871217,0.1770390754444839,0.1800810195127536,0.18125164261435345,0.18485228379350158,0.19061327179021972,0.19108957251772796,0.19339100742726062,0.19417923211470414],"n_dims_used":43,"mean_confidence":0.9140445797942406},"coverage":{"mean_confidence":0.9140445797942406,"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}}