{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001391","477:4770001392","477:4770001449","477:4770001274","477:4770001393","477:4770001217","477:4770001560","477:4770001447","477:4770000973","477:4770001682","477:4770000978","477:4770000971","477:4770000909","477:4770000910","477:4770000974","477:4770001561","477:4770001686","477:4770000788","477:4770001157","477:4770001218","477:4770000972","477:4770001035","477:4770001030","477:4770001559","477:4770000365"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9702288219820445,0.8555526895265013,0.8481558230971816,0.7790248291367554,0.7715547364403135,0.7563436093383615,0.7479204869113129,0.6881373097945022,0.5971299017570108,0.5814228375489736,0.5773694005328901,0.5477221508890598,0.5378163076946946,0.5273033699088167,0.5114187030654423,0.4828346293572675,0.47860281061341264,0.45564094605326017,0.45432111312708684,0.4504367338875705,0.43519074744141817,0.41925217114248725,0.41532919325676465,0.3896604285672372,0.3801910919775327],"twin_dists":[0.03193081813088728,0.07254570734898881,0.07453729945349659,0.09178228465254627,0.09353626244990697,0.09706056591969864,0.09898763983926531,0.11228952720151537,0.13188760239601952,0.135253789192452,0.1361234579607597,0.14250577109764026,0.14464988865383266,0.14693382612030262,0.1504041492276611,0.1567215479775001,0.15766615455600055,0.16284108197514258,0.16314128119420113,0.1640266595021154,0.16753011918428984,0.1712455766082211,0.1721690815647835,0.17830964147387085,0.18062186908318328],"n_dims_used":45,"mean_confidence":0.9212256537543403},"coverage":{"mean_confidence":0.9212256537543403,"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}}