{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004086","493:4930004257","496:4960003966","493:4930004544","493:4930005560","493:4930003755","493:4930005973","493:4930004951","493:4930006273","493:4930004685","493:4930004831","493:4930006184","493:4930002727","488:4880003537","493:4930005644","493:4930006212","493:4930004255","493:4930005105","493:4930004393","493:4930001290","493:4930005323","493:4930001428","493:4930005725","493:4930006354","496:4960003677"],"twin_admin_codes":[493,493,496,493,493,493,493,493,493,493,493,493,493,488,493,493,493,493,493,493,493,493,493,493,496],"twin_sims":[0.6994767087903087,0.5917976822919955,0.575581588317824,0.5623424380964095,0.5579305759261196,0.4857898499444639,0.47989537256902953,0.47145582027288807,0.4607807065673251,0.45547847985111756,0.44408490328224187,0.4413254135579936,0.4400312793068565,0.4321931455628086,0.4228198128774354,0.4204102566421797,0.4158296218975323,0.4106615677971024,0.40444845476909835,0.3981768473068672,0.3921783244571863,0.39068752281520724,0.38669762026989285,0.38571223519141107,0.38325714111914794],"twin_dists":[0.10980698308645166,0.13302983005134167,0.1365072044250292,0.1393528791693584,0.14030301133125367,0.15606343933505665,0.15737735435847233,0.1592676294242378,0.16167501489376132,0.16287801817266193,0.1654806380643731,0.1661147775195784,0.16641270329494434,0.16822458345608524,0.1704089047186509,0.17097365767530298,0.17205106863603462,0.17327279956875116,0.17475054877526558,0.17625255450129013,0.17769930566916117,0.17806045257834663,0.17903020096450054,0.1792704261436766,0.17987022231585104],"n_dims_used":45,"mean_confidence":0.9270360310872395},"coverage":{"mean_confidence":0.9270360310872395,"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}}