{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004137","490:4900004124","490:4900003708","490:4900003847","490:4900003704","490:4900003176","490:4900001417","490:4900004541","490:4900002135","490:4900002129","490:4900003857","490:4900003177","490:4900003307","494:4940007591","490:4900002891","490:4900003698","490:4900002282","490:4900003997","490:4900002446","490:4900004406","490:4900004280","490:4900002284","490:4900004421","490:4900004002","490:4900001532"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6897224072377159,0.5985477172889409,0.5919795508362721,0.5886441790024078,0.5589469524043515,0.5180621541281307,0.5095941403662165,0.48182300552338886,0.4732980949947266,0.4369033008354204,0.43258038149495986,0.4273586957673954,0.41353496959245717,0.4104249375581767,0.4050388804469091,0.39653450508132054,0.38086221094008743,0.37860255253484776,0.36800340738097953,0.3576946699384986,0.34938733695878743,0.32356577792091074,0.32353973107966605,0.3216259920840768,0.30720264640905776],"twin_dists":[0.11194338106582646,0.1315839478482112,0.13299086458563,0.1337055655784174,0.1400840341243919,0.14894968059946692,0.15080443337450747,0.15694711860720015,0.15885405788001,0.16713422456753857,0.16813476254080492,0.1693487202132669,0.17259270741549967,0.17332889898428777,0.1746096881974588,0.17664765777152616,0.18045709456750617,0.1810124517762772,0.18363931780281473,0.18623073439836685,0.18834703570358086,0.19510181507730767,0.1951087747465181,0.19562097984058818,0.19953790979167055],"n_dims_used":45,"mean_confidence":0.923785400390625},"coverage":{"mean_confidence":0.923785400390625,"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}}