{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004579","480:4800005516","480:4800004000","480:4800005435","480:4800005521","480:4800003999","480:4800004750","480:4800004827","480:4800004319","480:4800005426","480:4800004742","480:4800005593","480:4800005812","480:4800004995","480:4800002813","487:4870009580","487:4870009444","480:4800005511","480:4800004580","480:4800003924","480:4800005514","480:4800004078","480:4800004072","487:4870009591","480:4800005007"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,487,480,480,480,480,480,480,487,480],"twin_sims":[0.4962709057915154,0.4601490654286422,0.2688942259758062,0.2685815553733007,0.23622505497752733,0.22341279965211408,0.20251842177714188,0.19163516158325647,0.1876323689270298,0.17368450911404615,0.168092766870451,0.15126263282423885,0.14068779019094868,0.1060767377526768,0.10270307153794994,0.10261079419229477,0.10210716175531191,0.09577039534317584,0.09390068206816761,0.0861419481725613,0.08218258660863481,0.07805959431424503,0.0775037976054825,0.07588552666098326,0.07283314874465342],"twin_dists":[0.15373906577392543,0.16181806449523933,0.21049583078172202,0.21058904158353525,0.2206315118514884,0.22485426945099193,0.23210314526281964,0.2360832348469431,0.23758660356219324,0.24300865201401883,0.24526956085237464,0.2524205241614336,0.25721786298936056,0.2751128236207069,0.2770873482970184,0.2771420618551119,0.2774413568375143,0.28130955860216406,0.28248925836362654,0.2875926044842954,0.2903391637352653,0.2933141452548893,0.29372477575315153,0.29493402620255577,0.29727269188078953],"n_dims_used":43,"mean_confidence":0.9188865839048873},"coverage":{"mean_confidence":0.9188865839048873,"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}}