{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002247","485:4850002971","489:4890000549","489:4890000318","485:4850002264","485:4850001406","481:4810006030","485:4850001843","489:4890001391","485:4850001545","485:4850002274","485:4850002102","481:4810005629","489:4890000775","485:4850001557","489:4890000140","485:4850001278","485:4850003249","485:4850002439","489:4890001195","489:4890000391","485:4850001161","489:4890001133","481:4810006160","489:4890000721"],"twin_admin_codes":[485,485,489,489,485,485,481,485,489,485,485,485,481,489,485,489,485,485,485,489,489,485,489,481,489],"twin_sims":[0.6839126244228999,0.6361094328541033,0.6318210022424069,0.5206731798633134,0.5069361904000564,0.4923444324532845,0.48518719837187596,0.48504523572199504,0.4765725823268817,0.43925769301550466,0.419634763143044,0.40278391382174505,0.3878388615801983,0.37541579812930076,0.35644569937611664,0.3561908829783511,0.35429033055103126,0.35417755440609255,0.3475421603603797,0.3445719432091797,0.3423203017881738,0.3291911903889186,0.3278184571257711,0.3272232086367595,0.32714802060562803],"twin_dists":[0.11321079595413609,0.12353578574883423,0.12445597055083218,0.1483792830795478,0.15138821609616857,0.15460811682907685,0.15619754506819855,0.1562291429427392,0.1581202808154637,0.16659095591762138,0.17115570866908536,0.1751481629613706,0.17875234197202758,0.1817984049543748,0.18654727284192293,0.1866119234795346,0.18709487659770793,0.18712357644359523,0.18882064837677978,0.18958582605742302,0.19016822079833645,0.19360593046243324,0.19396964974038755,0.1941276277301629,0.1941475937972238],"n_dims_used":45,"mean_confidence":0.9153931511773004},"coverage":{"mean_confidence":0.9153931511773004,"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}}