{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001538","490:4900001817","490:4900002445","490:4900001546","490:4900002295","490:4900002587","490:4900002590","490:4900004824","490:4900002728","490:4900005111","490:4900002136","490:4900002734","490:4900002738","490:4900001554","490:4900004968","490:4900002582","490:4900002586","490:4900003853","496:4960007006","490:4900004687","490:4900005240","490:4900004416","490:4900005887","490:4900002443","490:4900004133"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490],"twin_sims":[0.43318788434930666,0.4233847134028874,0.4163502622608516,0.4089262062145314,0.3835350475977727,0.3822325278892533,0.3705910363992217,0.3530528181378918,0.34413311810711694,0.33888830019014476,0.3118152511295154,0.27535095474644344,0.2708611674671425,0.2429829984674794,0.23843469280560697,0.22218781533409465,0.2157910396319966,0.21360309712508388,0.2131304467886468,0.2125396256868456,0.21128627925342564,0.203363342065542,0.2017808658273371,0.20121001926553178,0.20011808824674646],"twin_dists":[0.16799391513651576,0.17027669889053137,0.17192835413168367,0.17368454307380962,0.17980223599954082,0.18012108528256482,0.18299459533840115,0.18741006482446085,0.1896991705093085,0.19105986958403534,0.19827410248423527,0.20858576898629816,0.20991099451145684,0.21846446918620027,0.2199185698076212,0.22526633341227312,0.2274431755157618,0.22819769171463408,0.22836137113635116,0.2285663189859719,0.229002368978778,0.23180038642345044,0.23236814246439794,0.23257370005003097,0.23296801730065672],"n_dims_used":45,"mean_confidence":0.9209365844726562},"coverage":{"mean_confidence":0.9209365844726562,"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}}