{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003081","480:4800003447","480:4800003390","480:4800003394","480:4800003342","480:4800003702","480:4800003116","480:4800002615","480:4800002612","480:4800002850","480:4800003029","480:4800003030","480:4800002900","480:4800002602","480:4800003848","480:4800003289","480:4800004644","480:4800003112","480:4800003288","480:4800002663","480:4800003149","480:4800003193","480:4800002988","480:4800002901","480:4800002567"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4882706011091058,0.4377331353617925,0.3617568920392746,0.29865160776417415,0.2848538638494388,0.2840219354277147,0.24781956529023108,0.2390212569938797,0.2222347330011963,0.20368437346427082,0.19369360860571996,0.1887601373151945,0.17963954370820698,0.1542838848737519,0.15005555070701518,0.14840539183814097,0.14068182449853167,0.1350989715555176,0.13315199860151664,0.13119338252394802,0.12085810817602831,0.11077427815067777,0.10425619556365974,0.10417087393878276,0.09988943011608986],"twin_dists":[0.15551194281076952,0.16694261138471744,0.1852051046760152,0.20191014568524623,0.20582373272524096,0.20606328394887938,0.21693738902975776,0.21973003808557623,0.2252505232268257,0.23168557809979826,0.23531864458397703,0.23716078425591877,0.24065731779039204,0.2510955172407133,0.25295534335184044,0.2536916265854557,0.25722064371330705,0.2598624371698054,0.2608029726876691,0.26175962669792463,0.26699478717422925,0.27244316234510807,0.2761721647441806,0.2762221639944189,0.278773183628323],"n_dims_used":43,"mean_confidence":0.9133116256359012},"coverage":{"mean_confidence":0.9133116256359012,"n_dims_used":43,"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}}