{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007015","470:4700005294","490:4900005674","478:4780004298","490:4900004591","490:4900005657","490:4900005783","490:4900005932","490:4900001318","490:4900006406","490:4900005413","490:4900001742","478:4780004307","490:4900001034","490:4900005116","490:4900004456","490:4900005805","490:4900007511","490:4900005931","490:4900006408","490:4900007514","490:4900006646","490:4900005000","490:4900000666","490:4900005268"],"twin_admin_codes":[490,470,490,478,490,490,490,490,490,490,490,490,478,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4468208644150755,0.41648623865157364,0.39261406948800126,0.3196066231705107,0.31394621346592344,0.2805663438579655,0.27831416610671184,0.2567104813392491,0.2549708035311562,0.2518246971156535,0.2508665125939242,0.24744495609039877,0.2405338012278583,0.2393035579679333,0.23704413911387476,0.23358681581485055,0.2333516606516575,0.2253004787675228,0.22147914772854274,0.22044549104445976,0.21882286112970945,0.21854794700059388,0.216184728871206,0.21578215139290738,0.21155815626692023],"twin_dists":[0.1648533978734947,0.17189631546667042,0.1775938673379817,0.1961633080146613,0.19769385097033518,0.20706287178526622,0.2077183746912989,0.2141792424538424,0.2147140891949343,0.21568724038045728,0.21598516183900382,0.21705497808354243,0.21924526483844398,0.21963940905285761,0.2203667279728684,0.2214884752570177,0.22156516658647138,0.2242222227432394,0.22550540989531406,0.225855043423159,0.22640611743330777,0.22649975433978387,0.22730795948894356,0.22744623017754095,0.2289076320098716],"n_dims_used":45,"mean_confidence":0.9163777669270833},"coverage":{"mean_confidence":0.9163777669270833,"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}}