{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000403","480:4800000681","480:4800000612","480:4800000318","480:4800000572","480:4800000345","480:4800000684","480:4800000375","480:4800000690","480:4800000685","480:4800000319","480:4800000434","480:4800000641","480:4800000429","480:4800000692","480:4800000465","480:4800000471","480:4800000574","480:4800000798","480:4800000507","480:4800000724","480:4800000645","480:4800000549","480:4800000644","480:4800000967"],"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":[0.6638117462085571,0.5133463294493736,0.5110023103830825,0.46071705574310007,0.4415463360585918,0.4147860336931328,0.41119705599340095,0.3954290233086795,0.36760719535809727,0.36708860231857954,0.3496605687737656,0.3462836285017803,0.3423489947292295,0.33389560007837404,0.3183628262214722,0.3148500425333036,0.2929123687592273,0.29151371509541646,0.28728729209057874,0.2735084511095033,0.2709780245619376,0.2702578499980891,0.2684917328481593,0.2631256109600257,0.2628061818477903],"twin_dists":[0.11757144813970115,0.14998164859411484,0.15049546785912857,0.16168942692415395,0.1660639524241983,0.17229724083554848,0.17314590027553528,0.17691403013950488,0.18373823567767458,0.18386778772019916,0.18827701540098607,0.18914444345608616,0.19016078645785076,0.19236572305905586,0.196498303839228,0.19744841916090702,0.20352470062872513,0.20392099634100636,0.20512543995314333,0.20912799178603886,0.20987633175964143,0.21009010068012654,0.21061583116989566,0.21222649672402075,0.21232301831180217],"n_dims_used":43,"mean_confidence":0.9134649232376454},"coverage":{"mean_confidence":0.9134649232376454,"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}}