{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003120},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004488","485:4850004279","485:4850004551","485:4850004541","485:4850004201","485:4850004619","485:4850004424","485:4850004548","485:4850003848","485:4850004486","485:4850004146","500:5000001251","485:4850004624","485:4850003546","485:4850004546","485:4850004547","485:4850004422","485:4850004482","467:4670002892","485:4850004353","485:4850002836","499:4990001674","485:4850004270","467:4670001292","467:4670001172"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,500,485,485,485,485,485,485,467,485,485,499,485,467,467],"twin_sims":[0.459783529768089,0.4476724526277363,0.41036640741104075,0.4099777326077525,0.38953226404936603,0.3597668043879526,0.34049406038677626,0.33460040796943485,0.30545771787368275,0.29006820976165193,0.2811750679685174,0.2790156587829605,0.274638597876779,0.2720604292102044,0.2706017849533112,0.2632288404280978,0.262120461255849,0.26113532824214475,0.2401038571817583,0.23429303140426685,0.2331884469653045,0.2283699037699777,0.22522542931738,0.22300599678528016,0.21243994638378785],"twin_dists":[0.16190088032070213,0.16465846310610796,0.17334277728110248,0.17343495942738013,0.17834075777101396,0.18570682257155527,0.19064208681102485,0.19218074042365493,0.20001884684572704,0.20433175644400942,0.20688624972328146,0.20751385849323678,0.2087951409478359,0.2095557005979761,0.2099879668824343,0.21219531964822094,0.21253047016417478,0.21282909974155823,0.21938286073028773,0.22125846065357477,0.22161842541589782,0.22320196134739934,0.2242472839807638,0.2249909435542353,0.22860093439875726],"n_dims_used":45,"mean_confidence":0.9192759195963541},"coverage":{"mean_confidence":0.9192759195963541,"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}}