{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003565","480:4800004151","480:4800003148","480:4800002905","480:4800005345","480:4800003193","480:4800003080","480:4800004228","487:4870009178","480:4800003504","480:4800003164","487:4870009316","487:4870010499","480:4800003350","480:4800002812","480:4800003032","480:4800005519","480:4800003337","480:4800004072","480:4800002667","480:4800003121","480:4800003502","480:4800003349","480:4800004233","487:4870009591"],"twin_admin_codes":[480,480,480,480,480,480,480,480,487,480,480,487,487,480,480,480,480,480,480,480,480,480,480,480,487],"twin_sims":[0.14357045117073022,0.1395184668110688,0.12704817711459546,0.09207216819680973,0.08541419027335515,0.08447181323743795,0.0805080416975823,0.07682522585130462,0.0557965583894797,0.05191606247892941,0.0497671093957809,0.04750227687112437,0.04644747778554754,0.04527919069911453,0.04493120586029702,0.04414829380369092,0.04303283831561536,0.04025773925726893,0.03921681769762155,0.03863843397367745,0.037875592453996805,0.03553529085727095,0.035166475113865656,0.030689364162913117,0.030418753730647136],"twin_dists":[0.25588434403283516,0.2577645950893396,0.26382038031663074,0.2836610183592403,0.28808977803402047,0.2887386105508172,0.29153268438806834,0.29422933854200684,0.31202561611692065,0.3158982755722625,0.31814748347334937,0.3206073520406392,0.32178658224687057,0.3231191487400485,0.3235216344603639,0.3244368153033732,0.32576455592645537,0.32919803642936507,0.3305375665568023,0.33129491501523317,0.33230860850315785,0.33553037813820713,0.3360544489072959,0.3428213732639484,0.34325686759288193],"n_dims_used":43,"mean_confidence":0.913944776668105},"coverage":{"mean_confidence":0.913944776668105,"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}}