{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010842","490:4900012163","490:4900011839","490:4900011706","490:4900011456","490:4900010923","490:4900010922","490:4900010591","490:4900011767","490:4900010588","490:4900011503","490:4900007783","490:4900008901","490:4900011245","490:4900010921","490:4900011237","490:4900010844","490:4900011700","490:4900010590","490:4900008906","490:4900012034","490:4900011760","490:4900012178","490:4900010132","490:4900011905"],"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":[0.4051774937618968,0.37223017563940286,0.252731303832779,0.2288161034171802,0.2041803088337592,0.18299112438186954,0.15996308624666047,0.1496583201545161,0.1329346772648985,0.1317476259375812,0.12967080978928194,0.1254512708469038,0.12523077960683965,0.12226867010535013,0.10959261320941648,0.10687193999750808,0.09965173765012662,0.08415343027454476,0.08227704239016018,0.07645831861204985,0.07578349401595152,0.07467534393182912,0.06964667290235396,0.06953693197246684,0.06797349443207414],"twin_dists":[0.17457663188532424,0.18258735086606398,0.21540602020545832,0.22305440439052157,0.23150846368218372,0.23935819583056775,0.24865536134270289,0.25313203589939337,0.26090859521453086,0.26148783047515384,0.2625107666486982,0.26462785704146624,0.2647399603324236,0.2662607187029852,0.2731063335988547,0.2746545409912106,0.2789172947724284,0.28895912383910405,0.29027242295610617,0.2945036543812076,0.29501096377769814,0.2958519902301138,0.29980030118734363,0.29988900903081456,0.30116532314907213],"n_dims_used":45,"mean_confidence":0.8917076958550347},"coverage":{"mean_confidence":0.8917076958550347,"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}}