{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008375","490:4900008616","490:4900009868","490:4900007947","490:4900008043","490:4900005076","490:4900009666","490:4900010258","490:4900011598","490:4900008732","490:4900011260","490:4900009045","490:4900011464","490:4900011532","490:4900006610","490:4900009150","490:4900008397","490:4900002256","490:4900008382","490:4900010948","490:4900009968","490:4900008153","490:4900008848","490:4900008835","490:4900008725"],"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":[0.13701324354221645,0.08459632341102104,0.06563401059921034,0.04428790707063052,0.04283837779865107,0.03220554521654948,0.0317482872732725,0.02386865855569804,0.021766639393432836,0.021036817131819912,0.020937485565461034,0.020542758452543823,0.01977563738746023,0.019025208805343113,0.018952839453676984,0.01833042582827438,0.016057099200459925,0.015942326453766944,0.015733649329753824,0.01515872286370356,0.014752504302251276,0.014267273941382852,0.01360682419321091,0.013407777386499972,0.011859047732712695],"twin_dists":[0.25894756141798947,0.2886525546410694,0.30312055751651984,0.32427262237811794,0.3259989799896033,0.34044047834810404,0.3411482405638272,0.3549728497680581,0.35932667034087123,0.3609240360143294,0.361145158786692,0.3620329915195375,0.3638018088133788,0.36559104843308815,0.36576684091533657,0.36730346471770997,0.3733345640040163,0.3736585226351154,0.37425282667617665,0.3759268195203953,0.37714363383508875,0.3786364509158194,0.3807420207444273,0.38139430895111565,0.38678463461317264],"n_dims_used":45,"mean_confidence":0.9096218532986111},"coverage":{"mean_confidence":0.9096218532986111,"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}}