{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009048","490:4900007340","490:4900009050","487:4870001560","490:4900009767","490:4900006483","487:4870003370","487:4870003223","466:4660005932","490:4900008617","487:4870003362","490:4900006246","487:4870003116","490:4900007577","487:4870003224","490:4900007097","490:4900006244","490:4900007821","490:4900001713","490:4900007698","490:4900009267","490:4900009918","487:4870002598","490:4900008057","490:4900008265"],"twin_admin_codes":[490,490,490,487,490,490,487,487,466,490,487,490,487,490,487,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.03296496446354236,0.02032961542554608,0.00201842004072567,0.00036033812046424717,0.0002802495106336557,0.00011297748978909459,0.00008652842349623955,0.00007992832451181951,0.00005214396218686753,0.00004598912197042715,0.00002818340875678917,0.000026711217496202633,0.000015706126289522854,0.000010607311522165449,0.000008744737677733615,0.0000059539016057001884,0.000003909878900838901,0.0000028191930437758097,0.000002640875254296652,0.000001304259486465025,0.0000011677465525311756,0.0000010538111776640577,6.615693346516001e-7,6.408228063962227e-7,6.260119510339632e-7],"twin_dists":[0.33928376682159983,0.36251859699427097,0.45753586453948847,0.5171701802929247,0.5253043405238408,0.5537078695868216,0.5617739707321117,0.5641512211902117,0.5767802501826258,0.5804417815688734,0.5945011457122594,0.5960213733495398,0.6108647500745826,0.6216083050589116,0.6268259555271235,0.6370860251633248,0.6481245503658548,0.6565809777631488,0.6582574114499975,0.6760930791701217,0.6788457503320705,0.6813918482241063,0.6928204658404806,0.6935957384865158,0.6941641636658689],"n_dims_used":45,"mean_confidence":0.9181897481282552},"coverage":{"mean_confidence":0.9181897481282552,"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}}