{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003502","480:4800003284","480:4800003434","480:4800003628","480:4800003493","480:4800003503","480:4800002905","480:4800002722","480:4800003158","480:4800002609","480:4800003349","480:4800003765","480:4800003442","480:4800003080","480:4800003297","480:4800003289","480:4800003350","480:4800003071","480:4800002906","480:4800003686","480:4800003983","480:4800003556","480:4800003205","480:4800003562","480:4800002896"],"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":[0.6490094761400547,0.48687754204940387,0.43796265768063763,0.3847686194132833,0.3775111256343954,0.3280872119258431,0.29879771077963646,0.26995462353137417,0.26101216620259843,0.25852497106746586,0.25539016748219867,0.24223111495522137,0.2388572166179141,0.2377303528166668,0.22568482387332323,0.21955541866496633,0.21913504537176584,0.2001429288445459,0.1952438557579929,0.18977827432026287,0.1845747077275547,0.18408800813826198,0.18262293081414782,0.181225459761754,0.17973528458485338],"twin_dists":[0.12076343585130386,0.15582152865593432,0.16688963881230612,0.17950074193118423,0.18128126754392404,0.19389837451898287,0.20186928349777603,0.21018021244865054,0.21286648429698174,0.21362383161128187,0.21458494897962552,0.2187036226701208,0.21978273309537835,0.2201453562383848,0.2240939653720334,0.22615698994358277,0.22629988182381272,0.23295903042960925,0.23474654312147908,0.2367778864728999,0.23875021515082606,0.23893667974089278,0.23950008659918698,0.2400404760134417,0.24061997024431633],"n_dims_used":43,"mean_confidence":0.914191489995912},"coverage":{"mean_confidence":0.914191489995912,"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}}