{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000367","480:4800001189","480:4800000339","480:4800001032","480:4800000354","480:4800000647","480:4800000605","480:4800000529","480:4800000427","480:4800000502","480:4800000566","480:4800000883","480:4800000618","480:4800000503","480:4800000400","480:4800000575","480:4800000398","480:4800000401","480:4800000543","480:4800000753","480:4800000679","480:4800000606","480:4800000383","480:4800000501","480:4800000460"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4758495842086233,0.4280809764692431,0.2538375115559165,0.24328061692108002,0.23549486332129987,0.22247489936946654,0.20759354112440637,0.20301149584248318,0.19255992389963067,0.18996693904194847,0.1874262558461188,0.1792086181545256,0.17319184779773486,0.16659553977110506,0.16418854508348427,0.15728085811796938,0.15600605796243264,0.13883163043449123,0.1381810701492995,0.13468682758307154,0.13150494404649515,0.12207507005526144,0.11734381173675028,0.11301411196658812,0.10978302475017247],"twin_dists":[0.1582821542651903,0.16918044183246267,0.2150637540578378,0.21836993715676567,0.22086806590222782,0.2251696275023554,0.2302974047818759,0.23192635775873152,0.2357390367981632,0.23670709190995506,0.23766462085585935,0.24082559237914686,0.2432057371774314,0.24588408697186645,0.24688042441577457,0.24979980469943047,0.25034872707285605,0.2580873296095906,0.258394119907099,0.2600606805801463,0.26160673334879186,0.26636108619693893,0.26885255420461895,0.2712009789518816,0.27299909869506367],"n_dims_used":43,"mean_confidence":0.9130333301632904},"coverage":{"mean_confidence":0.9130333301632904,"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}}