{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001710","480:4800001654","480:4800001601","480:4800001652","480:4800001603","480:4800001825","480:4800001495","480:4800001602","480:4800001599","480:4800001496","480:4800001544","480:4800001945","480:4800001329","469:4690002492","480:4800001328","480:4800001497","475:4750003871","480:4800001653","475:4750004276","480:4800001655","468:4680006386","468:4680007291","480:4800001657","480:4800001551","480:4800001826"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480,475,480,475,480,468,468,480,480,480],"twin_sims":[0.7657666190776375,0.673899723552091,0.5838624986794151,0.4860364658616282,0.44273045934054317,0.3910437888170057,0.3707440825710825,0.355193833425676,0.34607987091019476,0.3264036498512082,0.31806487435149194,0.30664920012511004,0.2947697809459716,0.2270993060803938,0.20936450494933165,0.19850487176284132,0.16706131975136762,0.1650002639017093,0.16216796307947545,0.15861323743067685,0.15819620026015407,0.1552632909018941,0.15108641072547122,0.14910257370346786,0.14855492780443405],"twin_dists":[0.09488446063435556,0.11538731802719498,0.13473059019160857,0.1560085756068402,0.1657917027229739,0.17797408863731293,0.18295653326033273,0.18686511914658613,0.1891969246251201,0.19434539733559034,0.19657866147711514,0.19969027945624304,0.20300014950424947,0.2236231922595808,0.22967439276736537,0.23355330432840196,0.2456924860702345,0.24654325425830245,0.24772500007476175,0.2492295478107965,0.24940766256869443,0.2506700714946208,0.25249840629660114,0.25337981890578215,0.25362465722411986],"n_dims_used":42,"mean_confidence":0.9178495861235119},"coverage":{"mean_confidence":0.9178495861235119,"n_dims_used":42,"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}}