{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000868","490:4900000988","490:4900000993","490:4900000645","490:4900000992","494:4940008056","494:4940007327","490:4900000870","490:4900000879","490:4900000754","490:4900000876","490:4900000456","490:4900000646","490:4900000989","490:4900000651","490:4900000755","490:4900000756","490:4900000537","494:4940007954","490:4900000312","490:4900000536","490:4900002401","490:4900012936","494:4940008072","490:4900000644"],"twin_admin_codes":[490,490,490,490,490,494,494,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490],"twin_sims":[0.47934325154981705,0.36504124735717713,0.27861226010859136,0.22101059464824843,0.21922564029395533,0.21181988029566537,0.20657974417994815,0.1949935905180649,0.17338707478772256,0.14772484601381658,0.13736441108744976,0.13653330849652215,0.12174147727276155,0.08915288176099088,0.08414491834998755,0.0791595679714299,0.07328306797262056,0.07314395953530954,0.07296784659317682,0.07276531454290804,0.06582564852373456,0.06468767173130782,0.06071799738455663,0.05859813275391895,0.05470077341643089],"twin_dists":[0.15750068556545552,0.18438014572850955,0.2076314287872661,0.22566376206515193,0.22626907157604298,0.22881651086008897,0.2306556832570544,0.23483868666448693,0.2431275903397081,0.25399703823544256,0.2587807707987691,0.2591760297343243,0.266534314739414,0.2855704969662729,0.2889650283611774,0.2925083484640163,0.2969230562766829,0.29703097261659694,0.29716783436431504,0.29732555782776104,0.3029582764584355,0.3039276478351368,0.30742227343444983,0.30936596019137963,0.3130959788215608],"n_dims_used":45,"mean_confidence":0.9119467841254341},"coverage":{"mean_confidence":0.9119467841254341,"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}}