{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002801","480:4800003021","480:4800002938","480:4800003753","480:4800003019","480:4800002894","480:4800002979","480:4800002978","480:4800003018","480:4800003332","480:4800003697","480:4800003334","480:4800003761","480:4800003684","480:4800002980","480:4800003829","480:4800004229","480:4800002655","480:4800003752","480:4800003688","480:4800003827","480:4800002891","480:4800003762","480:4800003756","480:4800003285"],"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":[0.43788815973803813,0.3237814505440731,0.32344660130068686,0.2521900902361014,0.1938901052820894,0.18935614676757206,0.18804290806164226,0.1815958892223624,0.17722240205736023,0.16682956600748186,0.16418774731493796,0.1413269901312786,0.14126782239611488,0.1376597954171731,0.13541759496355957,0.1308828193109598,0.12323222206883143,0.11927579319233665,0.11868247585616172,0.1165189843263235,0.11526832475319407,0.11350812419012314,0.10941993022570473,0.10672793782774062,0.10486988169478789],"twin_dists":[0.16690683135392265,0.19504419972098386,0.19513366140903426,0.21557382169762254,0.23524595399989268,0.23693646406039312,0.23743138639748457,0.23989694825455954,0.24160493495255755,0.24578777092384874,0.246880756383494,0.25692042712493995,0.25694791724175026,0.25864072182918024,0.25970948838882313,0.26191230278362726,0.26576298047067115,0.267826062908394,0.2681399385252204,0.26929474557820976,0.26996983213899955,0.2709295655115002,0.27320370897422125,0.2747373339785418,0.27581347474462553],"n_dims_used":42,"mean_confidence":0.9114988417852492},"coverage":{"mean_confidence":0.9114988417852492,"n_dims_used":42,"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}}