{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002033","490:4900001044","490:4900003620","490:4900001564","490:4900007268","490:4900001883","496:4960004357","490:4900004036","490:4900007393","490:4900000795","490:4900002467","466:4660013256","490:4900000804","490:4900001349","466:4660013657","490:4900003339","470:4700002446","490:4900001566","490:4900003890","496:4960012135","466:4660013351","490:4900001205","496:4960012065","490:4900002340","490:4900003735"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,466,490,490,466,490,470,490,490,496,466,490,496,490,490],"twin_sims":[0.7899796137397413,0.520229116251508,0.5185372350712202,0.5009899770878655,0.4870482230621077,0.4679606219465567,0.4657835135593156,0.4604059242189727,0.45970100508987594,0.4507657676716542,0.44415351522316515,0.43991741837177506,0.43951143210842913,0.43882614692312094,0.4383516260879774,0.4374442157348633,0.42828886037551994,0.42585871821350024,0.42511532892651127,0.4239227010995545,0.4228484590788798,0.42105385675412144,0.41920969531718816,0.40564172487135763,0.3948343802532144],"twin_dists":[0.08917907856663568,0.14847624423688677,0.14884584501611334,0.15269718375905017,0.15578358296452435,0.160053761184104,0.16054444253197198,0.16175988452784626,0.16191958037247522,0.16395155243340737,0.16546489021259012,0.16643893185113157,0.1665324748748155,0.16669044784418055,0.1667998918890317,0.16700930814371784,0.16913203025988333,0.16969856299030464,0.16987213415222494,0.17015086014848566,0.17040219875873708,0.1708226771684961,0.17125555600251618,0.17446595943814971,0.17705745484556443],"n_dims_used":45,"mean_confidence":0.9102607727050781},"coverage":{"mean_confidence":0.9102607727050781,"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}}