{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010307","490:4900010221","490:4900009622","490:4900011361","490:4900011295","490:4900010305","490:4900009823","490:4900010028","490:4900009621","490:4900010303","490:4900010304","490:4900011139","490:4900009928","490:4900008791","490:4900008118","490:4900008008","490:4900008789","490:4900010662","490:4900010123","490:4900011140","490:4900010563","490:4900010392","490:4900010482","490:4900010830","490:4900010306"],"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":[0.5679184617256392,0.44770945695880665,0.39252207902841485,0.38897204512036215,0.3332495700366377,0.32316805082892663,0.2970557753878012,0.28849989121716113,0.2884579363566214,0.2854037743393594,0.2796942403296021,0.2760482098800545,0.26935186783246245,0.2660696785454493,0.2499472184048544,0.2274457761538512,0.20465173192859554,0.1966360880522161,0.17401619440209232,0.1633797730862657,0.15628325427102813,0.15591254032535132,0.15210288510803613,0.15007364673764084,0.14352555876906556],"twin_dists":[0.1381534233451241,0.16464999572631978,0.17761612196552984,0.1784768264811971,0.1925354656921363,0.19520812106519603,0.20235723502098493,0.2047787979586917,0.20479077689371109,0.20566561880365128,0.20731631931918873,0.20838115659816742,0.21035952327190072,0.2113403165195133,0.2162716750076002,0.22350817542943516,0.2313403764886102,0.2342354358941452,0.24287618885593534,0.24721757171768616,0.25022908979605324,0.2503891241114917,0.2520500854104217,0.2529473022454313,0.2559049580278577],"n_dims_used":44,"mean_confidence":0.8835375525734641},"coverage":{"mean_confidence":0.8835375525734641,"n_dims_used":44,"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}}