{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000081","489:4890000094","489:4890000190","489:4890000696","489:4890000107","489:4890000079","489:4890000035","489:4890000067","489:4890000489","489:4890000213","489:4890001242","489:4890000386","489:4890000346","489:4890000580","489:4890000534","481:4810006111","489:4890000379","489:4890000630","489:4890000412","489:4890000066","489:4890000809","485:4850003190","489:4890001535","481:4810005580","489:4890000540"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,481,489,489,489,489,489,485,489,481,489],"twin_sims":[0.5356989716439323,0.44453676479449594,0.43468631505909044,0.42065104131353087,0.4169983071067199,0.37128436260848896,0.35842335297926603,0.35598463725130153,0.3541579992411692,0.34781694507986816,0.344277366734058,0.33280682490880115,0.3185633161399102,0.3165841519331252,0.3075094727264706,0.2917397227181913,0.2864793211819308,0.285030670390135,0.28495841157163865,0.276596301104184,0.27550299970866354,0.27341821878853206,0.27303114381385996,0.26899359936088685,0.2677503121740487],"twin_dists":[0.14510914252714296,0.165376943717038,0.1676468481518873,0.17091716118832,0.17177570248980525,0.18282222966442954,0.18604631966164958,0.186664268493858,0.18712855342301787,0.18875003404174903,0.189661903963967,0.19265189933969243,0.19644425553245898,0.19697864355047742,0.1994535054084805,0.20385688279132033,0.20535689888519107,0.20577287612016404,0.20579365834079932,0.20822053875842556,0.2085411237559713,0.20915460338197994,0.20926882200918584,0.2104662204610248,0.21083717256155227],"n_dims_used":45,"mean_confidence":0.9147538079155816},"coverage":{"mean_confidence":0.9147538079155816,"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}}