{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009048","490:4900009267","490:4900007821","490:4900007577","490:4900003975","490:4900008262","487:4870002974","487:4870002598","490:4900012632","487:4870003362","487:4870003101","487:4870003354","490:4900005601","487:4870003367","490:4900008265","490:4900008964","487:4870003223","494:4940008379","490:4900007340","490:4900005997","490:4900013143","487:4870003224","487:4870003520","487:4870003792","487:4870002252"],"twin_admin_codes":[490,490,490,490,490,490,487,487,490,487,487,487,490,487,490,490,487,494,490,490,490,487,487,487,487],"twin_sims":[0.29167690735836765,0.10233154378497261,0.0281344548211035,0.007437439832222413,0.004019440216455511,0.00201842004072567,0.0008615899038459286,0.000674797899449356,0.0005621669468338041,0.0003696489008706667,0.00036549087394568416,0.000306399023454386,0.0003061603746871303,0.00030279915066312854,0.0002775650554533812,0.0002178766567473798,0.00013053517649758647,0.00008263526324061225,0.00008217974661279126,0.00007196370921620984,0.000044982961660058704,0.00003502675346817794,0.00002705199721368564,0.000018621537399244283,0.000015310707027926278],"twin_dists":[0.20387469920879372,0.27730787072005025,0.34707169197078863,0.40662242251358227,0.43139498180911395,0.45753586453948847,0.4879110229723929,0.49628701538000014,0.5024552264597416,0.5163374804530723,0.5167068922114367,0.5224320448257364,0.5224572012224027,0.5228134819701026,0.5256133050785541,0.5333267459859938,0.5492897942772582,0.5631545285390757,0.563320065455908,0.5672809555363115,0.5810842554599425,0.5883012775796327,0.5956625002156909,0.6061450257803737,0.6115684158904532],"n_dims_used":45,"mean_confidence":0.9099734836154514},"coverage":{"mean_confidence":0.9099734836154514,"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}}