{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004470","480:4800005094","480:4800004651","480:4800005256","480:4800004564","480:4800004062","480:4800004064","480:4800004065","480:4800005184","480:4800003980","480:4800005008","480:4800003908","480:4800005176","480:4800004660","480:4800005264","480:4800004485","480:4800004925","480:4800004225","480:4800004143","480:4800005258","480:4800005083","480:4800004747","480:4800003904","480:4800003831","480:4800004142"],"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":[0.474127991726584,0.3998227244266486,0.2584802392696651,0.25708991913436646,0.2554659022472551,0.25140433047498667,0.2474313212638024,0.23158346817471093,0.2275242789758139,0.22483719876064032,0.22165812794462791,0.21960386601075005,0.21198871375124106,0.19702154660081594,0.1963556310322248,0.19381886238087578,0.192357000646938,0.188079936337571,0.1856821090150176,0.18161770865390434,0.1806849090230818,0.17610556625805343,0.1683224277214454,0.16242900321708903,0.15596344278820654],"twin_dists":[0.15866792945332595,0.17585734733520902,0.21363749427987352,0.21406289295522443,0.21456164131581654,0.2158178527829952,0.21705926018188218,0.22214346111231492,0.22348213116849516,0.2243770143822272,0.22544498085679432,0.22614053367392029,0.2287577707372622,0.2340943722740196,0.23433819322856406,0.2352723031710977,0.2358144663550043,0.23741739838105688,0.23832723298940964,0.23988850048721821,0.24025029230496966,0.24204588410554706,0.24517564722350896,0.2476154615706451,0.25036713345644585],"n_dims_used":43,"mean_confidence":0.919519113939862},"coverage":{"mean_confidence":0.919519113939862,"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}}