{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008227","490:4900007892","490:4900010996","490:4900010745","490:4900010827","490:4900011221","490:4900010661","490:4900008891","490:4900011076","490:4900008345","490:4900011075","490:4900007998","490:4900008344","490:4900007788","490:4900010650","490:4900011062","490:4900008120","490:4900007773","490:4900010851","490:4900010649","490:4900010507","490:4900008012","490:4900011977","490:4900011630","490:4900010834"],"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":[0.6748349683731917,0.6254188487588999,0.5013217249916069,0.47069728456512866,0.41244457700432696,0.40678820076503464,0.3714132495274724,0.3500978981021771,0.3139385517744923,0.2814205308148784,0.21235752571898656,0.1901204538271889,0.1892499518470923,0.18620293871026775,0.18527518953991268,0.18087086517929132,0.17188535471610003,0.1715749527308029,0.16132330037035578,0.15977256413530302,0.15425369757684512,0.15304938039508365,0.14794540021220542,0.13645333224124115,0.13558515349334757],"twin_dists":[0.11518440941365819,0.1258287005632198,0.1526240435686691,0.1594380698042452,0.17285054416679804,0.17419288169505093,0.1827902050769279,0.18816500197277616,0.19769593319195278,0.206815093938101,0.22862956475069823,0.23664952326580896,0.23697639645365134,0.2381289104581127,0.23848245286969835,0.24017806284815688,0.24373033762146573,0.2438553936837955,0.24808031892968652,0.248736189681701,0.2511086617239442,0.25163460343838734,0.25389794556168555,0.2592141600668663,0.2596291635360367],"n_dims_used":45,"mean_confidence":0.8862708197699652},"coverage":{"mean_confidence":0.8862708197699652,"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}}