{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010512","490:4900010759","490:4900010846","490:4900011158","490:4900010677","490:4900010765","490:4900010421","490:4900011300","490:4900010931","490:4900010848","490:4900010509","490:4900010755","490:4900010424","490:4900010764","490:4900011159","490:4900010929","490:4900011009","490:4900011007","490:4900010672","490:4900010754","490:4900010758","490:4900010499","490:4900010775","490:4900009334","490:4900011162"],"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":[0.6354170555794737,0.5875702979759899,0.5552775308489353,0.551628756869564,0.525101866859738,0.5106347487833852,0.47619016133659847,0.4646944756753525,0.3490092794879386,0.338402448722621,0.33175790397150995,0.32413848018627195,0.30976743360346204,0.2996705362605429,0.2628722718311962,0.2549279535098164,0.22112352536590799,0.21366726595323837,0.21230481578254645,0.20768463939008408,0.20449303236130023,0.19010307094615767,0.18705248465970592,0.18445583529230475,0.1838041144531261],"twin_dists":[0.12368439341123562,0.13393572265969483,0.14087487908216836,0.14166205199406504,0.14741332188524892,0.15057609318123105,0.15820589180869896,0.1607901889699844,0.18844396674983277,0.19118648680549108,0.19292808366762682,0.19494886880313103,0.19883385108541668,0.20162541457356487,0.21230304194482066,0.21472729214202013,0.2256255754928435,0.2281754888551252,0.22864787847405157,0.2302652689202421,0.23139693160938543,0.2366560402827314,0.23780625323839713,0.23879572562792442,0.23904560565468103],"n_dims_used":45,"mean_confidence":0.8918047587076823},"coverage":{"mean_confidence":0.8918047587076823,"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}}