{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010488","490:4900008547","490:4900010904","490:4900008441","490:4900010652","490:4900010653","490:4900010572","490:4900010655","490:4900008548","490:4900012107","490:4900010573","490:4900010738","490:4900008442","490:4900007890","490:4900009726","490:4900010412","490:4900009417","490:4900012172","490:4900010568","490:4900009825","490:4900010569","490:4900010326","490:4900010737","490:4900009418","490:4900011309"],"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":[0.43266009198404765,0.4067222618745472,0.2889960068540068,0.21182897959770405,0.14816127706474883,0.13993603086767611,0.11618861587081877,0.11393195518198954,0.10234777237668342,0.09896934553369151,0.09062340178507614,0.06767650797377568,0.06528380265139315,0.06433644561687152,0.06092519989492715,0.05727655223985937,0.04970613326233844,0.031792815682395,0.02884502496328395,0.026380506662101517,0.024210028434801387,0.024061731788908938,0.023819693738230986,0.015565473078121774,0.013031114068133974],"twin_dists":[0.16811627740284366,0.17420857831744152,0.2046372260896167,0.2288133442442969,0.2538010599413323,0.25756896683318475,0.2694725304371241,0.27069743427058407,0.2772982251050654,0.27933252547224285,0.2846025552071301,0.30141046278853634,0.303418119520746,0.3042296490825536,0.30723529907531477,0.310607208533009,0.3182124752634922,0.3410789361061847,0.34585738108034125,0.35018602689739237,0.3542974268058341,0.35458982189769883,0.35507041494729824,0.3747368525055862,0.38265244388206143],"n_dims_used":45,"mean_confidence":0.8872219509548611},"coverage":{"mean_confidence":0.8872219509548611,"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}}