{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000882","487:4870002634","494:4940008489","490:4900000814","466:4660008038","490:4900003877","494:4940007030","466:4660003999","466:4660008499","487:4870002026","490:4900007520","466:4660012316","490:4900001007","490:4900012350","466:4660003202","490:4900000928","487:4870010409","487:4870005700","494:4940007480","466:4660006379","490:4900007002","494:4940004870","494:4940008307","494:4940007817","466:4660009847"],"twin_admin_codes":[490,487,494,490,466,490,494,466,466,487,490,466,490,490,466,490,487,487,494,466,490,494,494,494,466],"twin_sims":[0.28585712501937394,0.2558617804768756,0.21702909129147802,0.19895093149496285,0.1655627669019599,0.1303483921134068,0.11922361918253503,0.1087563882388968,0.10314378774945104,0.09706532307204963,0.0915342824873638,0.0864168229731584,0.08407093063350476,0.08368814020711304,0.0754536009895,0.0752243796617426,0.07182947640802595,0.07028806896287364,0.06576314985531054,0.06477628174478857,0.06373142479340183,0.0632820493161564,0.06268297069239763,0.055995177360462375,0.054021037363695644],"twin_dists":[0.2055354060993604,0.21443987946175516,0.22701851400159306,0.23339114317409007,0.24631030530322046,0.26217567355794297,0.2678536159419423,0.2735789886623073,0.2768265643497026,0.28050310248598825,0.28400920722620426,0.2874056915388937,0.2890163719900546,0.2892825861077155,0.295260292060374,0.2954340523126618,0.29805899729143387,0.2992840947046559,0.3030111585764016,0.30385166845034633,0.30475305194437463,0.3051444441918541,0.30566977839868936,0.3118334695344937,0.3137688981972039],"n_dims_used":45,"mean_confidence":0.906357913547092},"coverage":{"mean_confidence":0.906357913547092,"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}}