{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001123","490:4900003658","490:4900002528","490:4900001929","490:4900001115","490:4900002542","490:4900002838","490:4900002676","490:4900002078","490:4900001362","490:4900003533","490:4900003117","490:4900001921","490:4900001497","490:4900001769","490:4900002526","490:4900001633","490:4900001771","490:4900002976","490:4900003121","490:4900002978","490:4900001364","490:4900003138","490:4900003935","490:4900003666"],"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":[0.4501274498714491,0.3670772520888699,0.36382989833958446,0.3429605857472938,0.31937352219598963,0.3149862602799248,0.29438277503072435,0.25241604723165884,0.24992006012592347,0.23366204532002324,0.23043322558573803,0.19834559442870717,0.1955536244709667,0.17388630158714535,0.16684513399322243,0.150167442991742,0.12997189472129722,0.12123122929398648,0.12043566630193721,0.11733896549294408,0.10839331367384332,0.103882123731772,0.10092821382130729,0.09730361553276162,0.09462443737012276],"twin_dists":[0.16409727704346388,0.18387062419648167,0.18468397162951128,0.19000240219316775,0.19622603396149252,0.19741146437591248,0.2031092821055415,0.21550373661957195,0.21628014956589686,0.22146395129945692,0.2225212139426626,0.23361126920141218,0.23463260481007261,0.24292804186874387,0.24578136720551486,0.2529056346164175,0.2623617046362502,0.2667999786821969,0.26721590125401523,0.2688551453123395,0.27378508410486657,0.2763916112668794,0.2781465088103192,0.2803556208790503,0.28203042682728346],"n_dims_used":45,"mean_confidence":0.9171976725260417},"coverage":{"mean_confidence":0.9171976725260417,"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}}