{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011482","490:4900011477","490:4900011872","490:4900011476","490:4900011204","490:4900012074","490:4900011939","490:4900011543","490:4900009891","490:4900011472","490:4900012004","490:4900011483","490:4900010962","490:4900010784","490:4900011937","490:4900012067","490:4900011605","490:4900012068","490:4900010878","490:4900012143","490:4900010707","490:4900011852","490:4900011125","490:4900009275","490:4900011999"],"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":[0.633062316749192,0.49482190696180767,0.45116822435251386,0.4236464289412117,0.4203960971309577,0.39472818227053313,0.3395300759745625,0.3298552869061237,0.3295422124390666,0.3162774216135783,0.3017668498551216,0.29357342416426746,0.2912771712850166,0.28932426379712695,0.27758997418526915,0.26573132783248005,0.2527495568600332,0.24533806140920128,0.24196871284100763,0.24040408151386114,0.23832623762422112,0.23614735740276568,0.23512501890309762,0.23060479863102212,0.2300094739394414],"twin_dists":[0.1241896784250097,0.15405954143399345,0.1638597132054652,0.1702154736225426,0.1709769804167003,0.1770830797212318,0.19089276666962804,0.1934302710598256,0.19351305778565456,0.19706163150960143,0.20104139225863638,0.20333778716672263,0.2039881304333483,0.20454363426267932,0.20792983836788972,0.2114418499414845,0.215400364904285,0.2177184681305389,0.21878719865045573,0.21928676247595846,0.21995346221930495,0.22065666013441015,0.2209880643659491,0.22246478866981306,0.22266069207026862],"n_dims_used":45,"mean_confidence":0.9158192104763455},"coverage":{"mean_confidence":0.9158192104763455,"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}}