{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007128","490:4900006512","490:4900000896","490:4900006621","490:4900007242","494:4940008905","490:4900003173","490:4900007117","490:4900003176","490:4900003307","490:4900006627","494:4940008582","490:4900006882","490:4900005370","490:4900004280","490:4900005089","494:4940008495","490:4900001687","490:4900006508","494:4940008740","494:4940008733","490:4900007115","490:4900003297","494:4940008406","490:4900006883"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,494,490,490,490,490,494,490,490,494,494,490,490,494,490],"twin_sims":[0.6862921624668485,0.5239372860346525,0.42852940153075175,0.3901089703768702,0.38697434643449913,0.3848656352728575,0.3550893962395785,0.3518223867064897,0.35011042445720153,0.33640224547240294,0.33395625952980756,0.3233341454183316,0.30889518178112135,0.3065159108268998,0.3060184419209687,0.2877851996018525,0.2742403161590417,0.2735560253112212,0.25986312689314156,0.2579919763271051,0.23767735536664245,0.22969617931437405,0.2238561612636148,0.22044261852597866,0.2182810192525249],"twin_dists":[0.11269212318284125,0.14766715327378963,0.1690760255663338,0.1782007804927099,0.17896279062094447,0.17947705010974024,0.18689166166989002,0.18772401937497102,0.18816179466979516,0.19170879275977104,0.19234979413945938,0.1951637178218469,0.19907291534819316,0.1997269991193416,0.19986412752722174,0.2049829989018612,0.20891234680728915,0.20911396322637438,0.21321579833645446,0.21378672405618002,0.2201624382914532,0.2227639222391384,0.22470550138706216,0.22585601657678342,0.2265907467301247],"n_dims_used":45,"mean_confidence":0.9235807630750869},"coverage":{"mean_confidence":0.9235807630750869,"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}}