{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000289","480:4800000290","480:4800000288","480:4800000278","480:4800000286","480:4800000282","480:4800000283","480:4800000279","480:4800000277","480:4800000724","480:4800000309","480:4800000471","480:4800000275","480:4800000798","480:4800000412","480:4800000318","480:4800000728","480:4800000345","480:4800000429","480:4800000434","480:4800000320","480:4800000465","480:4800000640","480:4800000691","480:4800000312"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5565247095716302,0.48932442716082813,0.33417944837194996,0.24190542068313348,0.23373316927678756,0.223113343981859,0.21824317844358368,0.1346906946985387,0.10543989655493252,0.061349410665947984,0.05595271295307548,0.053070946295879814,0.05109144961033961,0.048450595231898895,0.048255338427107636,0.046991797601580496,0.044739726241254926,0.044738797426518984,0.04394585172097731,0.04371353899003455,0.0433361526443759,0.04074753410922318,0.03942564214692349,0.03924697939348811,0.03852555466824822],"twin_dists":[0.14060599807997828,0.15527792390303918,0.19229119922447493,0.21880736620605587,0.22144077046719665,0.22495486184189128,0.22660365224215628,0.26005881836294514,0.27548177035973415,0.30685412512671967,0.31187450275113937,0.31472131890233424,0.3167520329057149,0.3195657049317168,0.31977877694452966,0.32117528553095814,0.3237442197799183,0.3237453014261121,0.324675674645356,0.32495091966351264,0.3254006799836431,0.3285778304273814,0.33026644734858984,0.3304983319689142,0.3314438392188306],"n_dims_used":43,"mean_confidence":0.9134794723155887},"coverage":{"mean_confidence":0.9134794723155887,"n_dims_used":43,"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}}