{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001082","490:4900001191","490:4900000583","490:4900000835","494:4940008331","490:4900001058","490:4900000703","496:4960008768","490:4900000144","496:4960009167","490:4900000235","490:4900000239","490:4900000285","487:4870007610","490:4900000222","490:4900000699","496:4960008487","494:4940008238","490:4900000580","490:4900000163","494:4940008531","490:4900000622","496:4960007790","490:4900000489","490:4900001183"],"twin_admin_codes":[490,490,490,490,494,490,490,496,490,496,490,490,490,487,490,490,496,494,490,490,494,490,496,490,490],"twin_sims":[0.4930514922087057,0.4717574355806793,0.46991321821422316,0.43782387585573024,0.43052444166108833,0.42136926746808134,0.42047943619245715,0.4186224426717309,0.4177741415259849,0.41634198647079323,0.4149553839701381,0.40828800076934413,0.40401052796450265,0.3895381572295645,0.3821799806899501,0.3702366001377537,0.36619624964915437,0.36283530501869804,0.35894532145268604,0.3569121670578546,0.35680013237864255,0.3553191358156886,0.3508486847452273,0.34865234416373986,0.3482865816101475],"twin_dists":[0.1544514738659357,0.1591998830516304,0.15961434399996527,0.16692166763502747,0.16861201910321802,0.1707487213465986,0.17095742433812863,0.17139357093959148,0.1715930826604535,0.17193030421273425,0.17225727463290116,0.17383616139554933,0.17485508645083656,0.17833932689558013,0.1801339594573732,0.18308277243777296,0.1840909252497209,0.1849338141013122,0.18591433829613996,0.18642898484880013,0.18645738760390448,0.1868332790924961,0.18797287320492548,0.18853553284279764,0.1886294145370878],"n_dims_used":45,"mean_confidence":0.9154334174262153},"coverage":{"mean_confidence":0.9154334174262153,"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}}