{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001308","487:4870001954","487:4870001024","472:4720003994","494:4940004539","496:4960002844","487:4870011430","487:4870001123","466:4660014099","487:4870001027","472:4720008173","466:4660012885","496:4960001660","496:4960002560","496:4960002284","466:4660014109","496:4960001537","487:4870001220","487:4870001774","472:4720008174","466:4660014131","490:4900003868","487:4870001214","487:4870001684","493:4930005014"],"twin_admin_codes":[487,487,487,472,494,496,487,487,466,487,472,466,496,496,496,466,496,487,487,472,466,490,487,487,493],"twin_sims":[0.26340179398609104,0.24884606530359507,0.23853848216245963,0.21774790095367988,0.18799272489228352,0.18548770368573841,0.18426714974493988,0.18394192367143247,0.183165031830531,0.1801066259494078,0.17626851130907406,0.17582202224712762,0.17361259984612015,0.17265531502096143,0.17257643742795328,0.1687430890819072,0.16867976366026483,0.16548027672626142,0.16526047946940478,0.16432643593602722,0.16346906848235815,0.1628473439078967,0.15913391437319016,0.15768195206601798,0.156922194635157],"twin_dists":[0.21214310182967394,0.21661575587338155,0.21988518817138028,0.22677270411600392,0.2374503469639137,0.23840135924142622,0.23886800658240756,0.23899271544872994,0.2392912471531649,0.2404752469687835,0.24198142636612896,0.24215814966354338,0.24303739381479908,0.24342082917764807,0.24345249090692983,0.24500386783651068,0.2450297074164169,0.24634443109939105,0.24643542019708717,0.2468230627450848,0.24718028851345028,0.24744018190649944,0.24900764714461351,0.2496277675508674,0.24995391391115285],"n_dims_used":45,"mean_confidence":0.9274275885687934},"coverage":{"mean_confidence":0.9274275885687934,"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}}