{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010346","490:4900005473","490:4900007468","490:4900007710","490:4900005469","490:4900007225","490:4900007829","490:4900006490","490:4900006133","490:4900006253","490:4900008045","490:4900009150","490:4900005603","490:4900007341","490:4900008381","490:4900006481","490:4900005599","490:4900010087","490:4900007583","490:4900006365","490:4900006130","490:4900007822","490:4900005341","490:4900012199","490:4900006604"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.183257066196028,0.18017065989936473,0.13151348322201248,0.11597031656442552,0.11380384824666183,0.08924320657247113,0.06982854059908837,0.05579132131935936,0.05262423437877826,0.05076076537781269,0.05017122609640741,0.04985266332739464,0.04758235048704218,0.047113570342610905,0.04469473054403285,0.04441397177420181,0.04358596791141691,0.04196496007614214,0.03928091191944497,0.0387231458122713,0.03861451318549495,0.03365483334415069,0.027928692094830683,0.025380260659387446,0.023330321234838323],"twin_dists":[0.23925583507732753,0.2404503123209173,0.2616025467435866,0.26959021932178767,0.2707675279243025,0.28551067900435384,0.29965354016986595,0.31203069017309437,0.315174022791871,0.31709762671775593,0.31771842231782366,0.3180564070650406,0.3205187296475484,0.32103934047474264,0.3237966409432124,0.3241247362539599,0.32510258953629045,0.32706306823996023,0.3304542227183046,0.33118339444747447,0.33132644347070206,0.3382525407620998,0.34742824707295367,0.35204292955253685,0.35605518468674574],"n_dims_used":45,"mean_confidence":0.9253794352213541},"coverage":{"mean_confidence":0.9253794352213541,"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}}