{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008234","490:4900008817","490:4900009347","490:4900009127","490:4900009449","490:4900009530","490:4900009118","490:4900007908","490:4900009859","490:4900008461","490:4900009544","490:4900009232","490:4900009830","490:4900009233","490:4900009350","490:4900008671","490:4900008449","490:4900009427","490:4900009137","490:4900008454","490:4900008792","490:4900009324","490:4900008238","490:4900009855","490:4900009933"],"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":[0.2095028537341523,0.1675010242841453,0.10540387739960325,0.07463112382214371,0.05525274580155538,0.054977863900375325,0.05368127859832923,0.04217589698355151,0.035908696320073576,0.03574000314483604,0.028599898022504316,0.02823884570245987,0.028031910895264082,0.02482465666733505,0.02180210788648848,0.02147893538200751,0.020761519853352995,0.01920729255211769,0.016035721962178475,0.015885437540699123,0.015709538140851718,0.015557801902865298,0.015024652545978385,0.013496276707725914,0.011771380035890637],"twin_dists":[0.22962587399178824,0.24551196432434425,0.2755026893674846,0.2958857593401215,0.3125546169236588,0.31282365251261746,0.3141078830780909,0.32680438724996563,0.3350044756028132,0.3352414838632338,0.34627335066848375,0.3468916553932022,0.3472491034062938,0.3531018570262073,0.3592502335950481,0.3599507239844079,0.3615391295586079,0.36515131939296136,0.3733947490019505,0.3738198585353631,0.3743219404560376,0.37475904034684177,0.3763252127995818,0.38110324192464945,0.38710807699992483],"n_dims_used":45,"mean_confidence":0.8878666347927517},"coverage":{"mean_confidence":0.8878666347927517,"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}}