{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001464},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001871","496:4960008037","490:4900001072","490:4900001869","490:4900002914","496:4960011551","487:4870003268","490:4900000827","490:4900001728","490:4900002029","490:4900002200","490:4900001748","490:4900003620","490:4900001084","490:4900004460","490:4900002925","487:4870006580","487:4870005272","487:4870004562","490:4900007515","487:4870005703","490:4900001330","490:4900001076","487:4870003682","496:4960012202"],"twin_admin_codes":[490,496,490,490,490,496,487,490,490,490,490,490,490,490,490,490,487,487,487,490,487,490,490,487,496],"twin_sims":[0.45926354947211867,0.4356034935224782,0.4345677665416779,0.4287058542516143,0.40303970450624427,0.3979123664927595,0.3968997407215176,0.3966955274277221,0.37147026437376013,0.3694639898107221,0.34982641061259584,0.3401714518460401,0.33547970379109665,0.3265995016042903,0.3227312510956794,0.3225468015945145,0.30531462934180276,0.29772466942177667,0.29261063935825815,0.28854510225845675,0.27659966098695227,0.27062147806334635,0.2654964417722873,0.2585421579005254,0.2579198788466742],"twin_dists":[0.1620187276159971,0.1674346471890905,0.16767428891246014,0.1690349506435722,0.17508701349562442,0.1763161309692227,0.17655972714905274,0.1766088869971835,0.1827760403295533,0.1832751289184579,0.18823452959476258,0.19072593729114123,0.19195025850608016,0.19429332898642518,0.19532495458947327,0.19537431692332266,0.2000583552372427,0.20216966600491545,0.20361009773674718,0.2047658904858745,0.2082195547467052,0.20998212130824764,0.21151238269044045,0.21361858254263752,0.21380877459173342],"n_dims_used":45,"mean_confidence":0.9146492852105035},"coverage":{"mean_confidence":0.9146492852105035,"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}}