{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004007","489:4890004326","489:4890004322","489:4890003930","489:4890004006","489:4890003861","489:4890004068","489:4890003802","489:4890003944","489:4890004274","489:4890003986","489:4890003989","489:4890004431","489:4890004430","489:4890003619","489:4890003686","489:4890003880","489:4890003868","489:4890003678","489:4890003674","489:4890003675","489:4890004372","489:4890004167","489:4890004005","489:4890004705"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9426934702728901,0.9079575153647725,0.8971169058048104,0.8896599065262579,0.8809001911832104,0.8759660061079831,0.874798118983472,0.8584856037768407,0.846778477440288,0.8431466937722728,0.8326943212903379,0.8321727638003197,0.8297981805660634,0.8194227292567102,0.8190267481795007,0.8138515823831658,0.8084238940981845,0.8083493878061462,0.8060532649900259,0.7912683620369202,0.7850743307196754,0.783951179739518,0.7804416007334902,0.7766395029205728,0.7734924624224957],"twin_dists":[0.04461868480016223,0.057073207340543476,0.060519029382303885,0.06280234342514783,0.065405944530295,0.06683881555577578,0.06717465563469517,0.0717456027323761,0.0749041816953441,0.07586589515118772,0.07859041343416884,0.07872477024154777,0.07933466027516911,0.08196616997186953,0.08206557793103672,0.08335822976513521,0.08470141576264376,0.08471976777949518,0.08528422639076325,0.08887023710949905,0.09034950499742056,0.09061638692506634,0.09144775475357576,0.09234413906118727,0.09308284062025632],"n_dims_used":45,"mean_confidence":0.9170075310601129},"coverage":{"mean_confidence":0.9170075310601129,"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}}