{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000946","497:4970000947","497:4970000715","497:4970000643","483:4830000251","497:4970001117","497:4970000442","483:4830000275","497:4970000389","497:4970000788","497:4970001025","483:4830000151","497:4970000503","497:4970000584","483:4830000146","497:4970000640","497:4970000574","497:4970000576","497:4970000642","497:4970000572","497:4970000586","497:4970001310","483:4830000248","497:4970000329","497:4970000655"],"twin_admin_codes":[497,497,497,497,483,497,497,483,497,497,497,483,497,497,483,497,497,497,497,497,497,497,483,497,497],"twin_sims":[0.37204713925687655,0.0789133714508769,0.0006925930767975079,0.0005470666551173308,0.000471830117619765,0.00046493002594037334,0.000262197238067906,0.0002254930315592492,0.00018484446266070807,0.00018325623767321322,0.00011109834285887528,0.000040984396011420846,0.00002950392885024133,0.000026295558992272224,0.000009548106390839898,0.000009158965829315126,0.000009053364699073453,0.000004943986861058265,0.000004309403490739134,0.000003429329182210842,0.0000025154394219311847,0.000001152702141395332,5.996157123288199e-7,4.4255456862944866e-7,3.800691108132276e-7],"twin_dists":[0.18263278221413728,0.29268791725981,0.4954015603608425,0.5033684455496007,0.5083019831896962,0.5087906147352912,0.5274379787323107,0.5322389373740536,0.5385015305468132,0.5387717582486515,0.5542185775803888,0.5837802338786073,0.5932005548540814,0.5964650518838637,0.6244564076641255,0.6255793270699127,0.6258919312015678,0.6419883502767773,0.6455875410973033,0.6515285629472474,0.6595031848711992,0.6791678667545442,0.6952101814337669,0.7025405998308607,0.7061855886001169],"n_dims_used":45,"mean_confidence":0.8985673692491319},"coverage":{"mean_confidence":0.8985673692491319,"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}}