{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005683","480:4800005813","480:4800004649","480:4800005605","480:4800005681","480:4800005752","480:4800005003","487:4870009990","480:4800005757","480:4800005342","480:4800005606","480:4800005270","480:4800005510","480:4800005809","487:4870009590","487:4870009855","480:4800004832","480:4800006225","480:4800004924","487:4870009453","480:4800004063","480:4800005880","480:4800005738","480:4800005747","480:4800004738"],"twin_admin_codes":[480,480,480,480,480,480,480,487,480,480,480,480,480,480,487,487,480,480,480,487,480,480,480,480,480],"twin_sims":[0.24842298946692706,0.23162771453741496,0.23053811435018493,0.20802866434467968,0.16996052107521464,0.16363526461996641,0.16355295818199705,0.13683984010589506,0.13540341930855948,0.13410600181411794,0.12382137222247747,0.12329034359154473,0.1181667527567615,0.1123659437533288,0.10736874070786566,0.10157041689819081,0.10065752174388717,0.09941557687628975,0.09909981523860763,0.0987044303813123,0.09766573214050779,0.08855752045478768,0.0882928585114691,0.08730094208623185,0.08724433191622655],"twin_dists":[0.21674821496567265,0.22212895480495612,0.22248671585781535,0.23014399714074243,0.24450845094129325,0.247110936440025,0.24714527576076759,0.2590300391720354,0.2597162873875784,0.26034083533884866,0.26546010340663956,0.2657330517626287,0.2684137425329022,0.2715584770448984,0.2743695721925771,0.2777616012684366,0.2783093232779448,0.27906074412307164,0.27925296251506543,0.2794943291604062,0.28013204537042546,0.28596598478090635,0.2861424727648153,0.2868076867352036,0.2868458323309089],"n_dims_used":43,"mean_confidence":0.9188988264216933},"coverage":{"mean_confidence":0.9188988264216933,"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}}