{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010993","490:4900010994","490:4900011150","490:4900010992","490:4900008325","490:4900011224","490:4900011225","490:4900011564","490:4900011499","490:4900011432","490:4900011292","490:4900011497","490:4900010133","490:4900011293","490:4900011891","490:4900011431","490:4900011366","490:4900010747","490:4900011148","490:4900009940","490:4900011757","490:4900011892","490:4900010987","490:4900010829","490:4900011832"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5575282431824485,0.44245507317802163,0.43907149098335796,0.43078876290651724,0.40229860746064283,0.381406032370324,0.3512164398403722,0.34885938842727054,0.3320495418212053,0.26784278524620114,0.2627933256923834,0.2551831609422069,0.24834026514143187,0.24715201376884685,0.2383576898113831,0.2362950803239158,0.23607776688014326,0.23422879828903567,0.22207868175498757,0.21789239105457178,0.21279697110051363,0.21088423029374087,0.2027761055444066,0.17739619462654793,0.17011389166732171],"twin_dists":[0.14038970919370336,0.16585499341282925,0.16663387964531046,0.16855060908399325,0.17526422865369956,0.18032367704713498,0.1878788418951253,0.1884824129293582,0.1928512466455894,0.21080954520843329,0.21232690458026296,0.2146486783915757,0.21677413168167828,0.21714701172219408,0.21994334229603896,0.22060885146048062,0.22067918900856778,0.22127936258630304,0.2253031175673059,0.22672335899342572,0.22847700200174745,0.2291426167367394,0.23201071812118243,0.24153649603474092,0.24444621987372392],"n_dims_used":45,"mean_confidence":0.8866665310329861},"coverage":{"mean_confidence":0.8866665310329861,"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}}