{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006217},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005185","490:4900006943","490:4900006577","490:4900006698","490:4900005316","490:4900006574","490:4900007556","490:4900006216","490:4900006338","490:4900006578","490:4900005974","490:4900006096","490:4900006567","490:4900006944","490:4900006088","490:4900004623","490:4900006817","490:4900005181","490:4900006823","490:4900005193","490:4900004766","490:4900006091","490:4900004909","490:4900007066","490:4900004624"],"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":[0.22120309485877288,0.17447431973103644,0.1723947825581628,0.13102245418475975,0.08486965881415157,0.06378014488578444,0.052015982020561534,0.045278500686760224,0.044077863764315446,0.04385486702499926,0.042327797309408395,0.04183130231167673,0.03836413558789329,0.037923219872609173,0.03776510854710589,0.03695863956986712,0.03181835678755464,0.02729358753751605,0.02440252129559164,0.024249735476831166,0.020266638342347713,0.018875533658683847,0.01759806372318211,0.017375041730618268,0.017192266964654025],"twin_dists":[0.22559867756856297,0.2426935262351839,0.24352544717619387,0.2618436230774019,0.2884639910294124,0.3047107540940184,0.3157955917280232,0.323119944250668,0.3245198104451102,0.3247833277043922,0.32661877927465954,0.32722754589532776,0.3316574460853339,0.33224481558288993,0.3324568545162824,0.3335502435334783,0.3410392211231377,0.34854322505898194,0.35392019400168573,0.3542193999955482,0.36266292741734746,0.3659552737121188,0.36917112113483974,0.3697533945865348,0.37023549466306926],"n_dims_used":45,"mean_confidence":0.9160008748372396},"coverage":{"mean_confidence":0.9160008748372396,"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}}