{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009867","490:4900009553","490:4900009560","490:4900009453","490:4900009759","490:4900009233","490:4900009564","490:4900009449","490:4900009137","490:4900009653","490:4900009441","490:4900009766","490:4900008461","490:4900009834","490:4900011651","490:4900009746","490:4900009967","490:4900009544","490:4900009455","490:4900010046","490:4900009649","490:4900009123","490:4900008459","490:4900007905","490:4900009339"],"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":[0.04437647736247251,0.042309272800749885,0.03442809665468972,0.03177867715093536,0.01966938062940567,0.018973352984404057,0.018888753400340803,0.01632663056568509,0.010246909007379871,0.010238719829951901,0.009742844304492902,0.006972667203445167,0.006141864480246414,0.005613437755061318,0.005314304313361163,0.005010621173702445,0.00485745587827128,0.004716643692955632,0.004332845664533138,0.0041324152573139275,0.0036584308245904153,0.003339771102087801,0.00313519398264008,0.0028873648719434314,0.002798138073827274],"twin_dists":[0.3241686839778045,0.3266413844349976,0.33711786049498976,0.3411009324593661,0.3640515149796352,0.3657169519853043,0.3659230028533592,0.3725817111981178,0.3931049588648792,0.39313926258505294,0.395263445679174,0.40929043529765,0.4144859128417234,0.418130985753161,0.4203342453390589,0.4226889000090636,0.42392594223880586,0.42509480358650265,0.4284492510819431,0.43030979870382574,0.43505902188640727,0.43857800981730133,0.4410023656022598,0.4441407833585566,0.44533130539120186],"n_dims_used":45,"mean_confidence":0.8823518541124132},"coverage":{"mean_confidence":0.8823518541124132,"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}}