{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013214","487:4870000474","487:4870002021","487:4870000344","466:4660008335","490:4900002728","487:4870000120","466:4660013314","487:4870002020","487:4870000353","466:4660010839","466:4660007421","487:4870000465","466:4660010019","487:4870000403","487:4870002018","487:4870000533","487:4870011402","487:4870012556","466:4660010182","487:4870001938","466:4660010356","487:4870011165","487:4870000249","487:4870002282"],"twin_admin_codes":[466,487,487,487,466,490,487,466,487,487,466,466,487,466,487,487,487,487,487,466,487,466,487,487,487],"twin_sims":[0.2587374028415498,0.2565948182538157,0.1842176894139749,0.1823398668852853,0.17811938673183844,0.1748858849568128,0.15499834426258782,0.14906108711839286,0.14717416658318708,0.14650052868447133,0.14400434051656213,0.12649020697528937,0.12355510872091253,0.12177899116341315,0.1211253810241948,0.11533048421738719,0.11498784057323799,0.10988170350847616,0.10984016418007982,0.1054266236825148,0.10336761688014716,0.10227135321995612,0.09650404317398788,0.09578080250740567,0.09463145953675743],"twin_dists":[0.21355896778886468,0.21421473060415297,0.23888696228419137,0.23960930832052532,0.24125221609669098,0.24252971958640432,0.25078496781680176,0.2533983432469105,0.2542449306284608,0.25454910765985833,0.25568535397714626,0.26410163894063166,0.2655968510915406,0.2665148164242962,0.26685519607285435,0.2699361468901905,0.2701220050638679,0.2729435819477147,0.2729669473039378,0.27548947825910436,0.27669445112090923,0.27734365597575567,0.280851611798079,0.28130304313194104,0.2820259886274652],"n_dims_used":43,"mean_confidence":0.9104514011116915},"coverage":{"mean_confidence":0.9104514011116915,"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}}