{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010497},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011370","490:4900011244","490:4900010498","490:4900010581","490:4900011308","490:4900010667","490:4900010240","490:4900011443","490:4900010584","490:4900010413","490:4900009942","490:4900010752","490:4900010651","490:4900010325","490:4900010243","490:4900010327","490:4900010569","490:4900011444","490:4900010983","490:4900009743","490:4900011506","490:4900010575","490:4900010824","490:4900010314","490:4900011092"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.40466132884976397,0.36170715971636047,0.33221135974460547,0.28241843605599126,0.2075943434768031,0.19473586130322473,0.16893561454794517,0.13372647738546703,0.1247490732967154,0.12005067526650241,0.10373715537256285,0.09026165640052462,0.0895313585752244,0.08581188770235383,0.07859444645752818,0.0782310277837726,0.07372384679487694,0.07130693544329052,0.06187215580278846,0.05441447869969232,0.03939702242990845,0.039303509391646854,0.03852772443844329,0.03753359894117807,0.028810274936174107],"twin_dists":[0.17469975182862824,0.18521762546927148,0.19280862883170227,0.20652620324161927,0.23029712170174152,0.23493366416119627,0.24492535170379662,0.2605243873328354,0.2649853943677453,0.2674179293725632,0.2764768214513038,0.2848395064681826,0.2853201695484119,0.2878176717055367,0.2929212022980081,0.29318796221798915,0.29658220308089717,0.29847189919710815,0.3063873775998165,0.31337855342893867,0.3303035327592812,0.33042486589311715,0.3314409731129599,0.33276868719854047,0.34591616515660323],"n_dims_used":45,"mean_confidence":0.8928765190972222},"coverage":{"mean_confidence":0.8928765190972222,"n_dims_used":45,"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}}