{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007200","490:4900005976","490:4900006466","490:4900007438","490:4900007319","490:4900005977","490:4900006954","490:4900007568","490:4900007205","490:4900006464","490:4900005980","490:4900007449","490:4900007082","490:4900007448","490:4900006712","490:4900006713","490:4900007080","490:4900006468","490:4900007439","490:4900007197","490:4900007923","490:4900006587","490:4900006830","490:4900005587","490:4900008480"],"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":[0.035164370378189445,0.002733248280666455,0.0014483381708767819,0.0011761247374355794,0.0010469420419885157,0.000893486522392519,0.0008638630415527465,0.0005529585974921735,0.0003839173097777072,0.0003771792699305388,0.00011671747385543658,0.00009963112914079614,0.00005584851861880277,0.00005286975493310842,0.00003325923663572411,0.000026259646263340498,0.00002498383752389359,0.000011101840196823534,0.000004846765911183691,0.000004829003456466142,0.000004543306922671055,0.0000028071322223672447,0.0000023401760853695973,0.0000018427419919900395,0.0000010167150844967654],"twin_dists":[0.3360574530310675,0.44621912368576033,0.4696121552340148,0.47703132082116767,0.48112780642167924,0.4866526949223613,0.4878199267264977,0.5030093528094166,0.5150987656338772,0.5156782585150944,0.5527148833056283,0.5575242908813844,0.574769592769233,0.5763758670020217,0.5897840002251804,0.5965036984894175,0.5979103595343391,0.6203705998267935,0.6425099438146431,0.6426063229945214,0.6442050917771501,0.6566911077751548,0.6613477304057008,0.6674147645414602,0.68227837576309],"n_dims_used":45,"mean_confidence":0.9117787679036459},"coverage":{"mean_confidence":0.9117787679036459,"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}}