{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003551","480:4800003674","480:4800003608","480:4800003549","493:4930004232","480:4800003430","480:4800003550","480:4800003681","480:4800003545","493:4930000286","480:4800003675","480:4800003894","490:4900004033","496:4960011458","493:4930004237","480:4800003488","480:4800004542","480:4800003814","478:4780003312","480:4800004629","490:4900001600","493:4930004081","480:4800003489","493:4930000392","496:4960010306"],"twin_admin_codes":[480,480,480,480,493,480,480,480,480,493,480,480,490,496,493,480,480,480,478,480,490,493,480,493,496],"twin_sims":[0.64392995088138,0.5241681315452362,0.4512624724607199,0.37793157572920866,0.33714938736768063,0.3271594729287814,0.3068614585432279,0.28249304553584775,0.27400556400268083,0.23777278029066512,0.23389505952210385,0.2295928905812087,0.2209325094399148,0.21228885063042072,0.19574215113039972,0.18333260572840057,0.18067062336773826,0.1796207586888228,0.17705775401891247,0.1743678442941692,0.17299141522096817,0.17272640815949059,0.16921279918205304,0.16433623527042843,0.16306645267605244],"twin_dists":[0.1218559557450559,0.14761682821746414,0.1638382105162827,0.18117766704570207,0.19151349858250918,0.19414455248661294,0.19963182371631602,0.20650462883675202,0.20898147830559918,0.22013168287232765,0.22138802419041168,0.22279797611008617,0.22569017355293203,0.228653426069626,0.23456332270160085,0.23922677909288392,0.2402558433430435,0.2406646472915754,0.2416698168201228,0.24273594929725137,0.24328603328199402,0.24339230101895387,0.24481242257585195,0.24681898761258808,0.24734850815650267],"n_dims_used":42,"mean_confidence":0.9211941673642113},"coverage":{"mean_confidence":0.9211941673642113,"n_dims_used":42,"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}}