{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000706","480:4800001154","480:4800001099","480:4800000814","480:4800000776","480:4800000736","480:4800000809","480:4800000779","480:4800001155","480:4800000739","480:4800000700","480:4800001160","480:4800002102","480:4800002001","480:4800000629","480:4800002055","480:4800001397","480:4800000327","480:4800001388","480:4800002301","480:4800001780","480:4800000738","480:4800000483","480:4800000519","480:4800000775"],"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":[0.3537211057435372,0.34807657164462197,0.32335392681961744,0.3221891413430137,0.18554693003671524,0.1745727825728078,0.16741557172659824,0.15914173453719113,0.15392073508455587,0.14881733994033444,0.14312285371522804,0.1412502578442333,0.1254094404460768,0.12340443397276171,0.11159123801171206,0.1085993409764909,0.10079863168518864,0.081179670889908,0.07982971465271028,0.07895156680022891,0.07774046261890111,0.07586913725045243,0.07553354961353795,0.07509341030069476,0.07473236418615185],"twin_dists":[0.18723978423707782,0.1886833420422023,0.19515843036676672,0.1954700787969442,0.23837877060238966,0.24265431207446747,0.24554702032984901,0.24900431840093365,0.2512537690729246,0.25350725662691054,0.25609008928420807,0.2569560796162438,0.26464911316507383,0.2656743340398917,0.27198785982492535,0.273668069358368,0.27822440653311004,0.2910516191791057,0.29202182325943005,0.2926600291939395,0.2935496357110644,0.29494637899095094,0.295199787489109,0.2955335249117946,0.29580846998788995],"n_dims_used":43,"mean_confidence":0.9248416811920875},"coverage":{"mean_confidence":0.9248416811920875,"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}}