{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009179","490:4900008187","490:4900010971","490:4900011128","490:4900008412","490:4900009386","490:4900009592","490:4900009198","490:4900008191","490:4900011050","490:4900009596","490:4900008635","490:4900008956","490:4900008750","490:4900009599","490:4900009287","490:4900008641","490:4900008634","490:4900009086","490:4900009178","490:4900008066","490:4900008636","490:4900010194","490:4900009489","490:4900008307"],"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":[0.4475613344253364,0.43804635906028333,0.43256640918828543,0.4198410258036055,0.4194039155791768,0.4179667505041337,0.3994863177774611,0.37885733642009606,0.37474529616512525,0.37421448436348587,0.36971364449522426,0.3695024657166957,0.3685879637533331,0.36221459036745796,0.3557625602948474,0.3527044834538309,0.34946400866164395,0.34261887892879156,0.336780704258878,0.3270707549980045,0.3254505531207516,0.32403959581495945,0.3228901681196148,0.32176873016621693,0.3203761053919431],"twin_dists":[0.16468389090939178,0.16687032368890672,0.16813800290851905,0.17110727356891836,0.17120992883467379,0.17154776785260556,0.17593806477586474,0.1809497533282675,0.18196418615570029,0.18209553226144073,0.18321295063210372,0.18326554485588914,0.18349347521267179,0.18508991389088805,0.18672064895941132,0.18749888737666304,0.1883273843775857,0.19009087572710712,0.19160983877554386,0.19416811420313126,0.19459903103027532,0.19497526618706035,0.19528243787199412,0.19558271789034068,0.1959564275284574],"n_dims_used":45,"mean_confidence":0.9223009745279948},"coverage":{"mean_confidence":0.9223009745279948,"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}}