{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003236","490:4900003238","490:4900003501","490:4900003375","490:4900007668","490:4900003778","490:4900004207","490:4900007667","490:4900003640","490:4900003239","490:4900004475","490:4900003374","490:4900004193","490:4900004331","491:4910001565","490:4900003504","490:4900003773","490:4900002822","490:4900001911","490:4900004067","490:4900005303","490:4900003777","490:4900004336","490:4900006922","490:4900003632"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.698645649951274,0.6545871986795925,0.5205858487511772,0.44688452000127465,0.3729212148578035,0.34338657748209206,0.3228578294021073,0.32188433828664237,0.2770119225861732,0.26693449339728703,0.2533475830249079,0.2457050582560281,0.24560086281034876,0.24341027600979906,0.2401240619937713,0.2162627122315335,0.2137664824633006,0.207300134105612,0.19962212162370455,0.19626601264183086,0.19605909724112192,0.19574299413963508,0.19417068587567562,0.16493297004999308,0.16387021728500475],"twin_dists":[0.10998944561755175,0.11956221220013746,0.14839835027103215,0.16483882178040382,0.18241592781452554,0.18989217164203812,0.19529108883799576,0.19555173527236133,0.20809887070491473,0.21108116449806094,0.2152152231214645,0.21760263287843856,0.2176355087656077,0.2183287771416304,0.21937639096082648,0.22728119510622175,0.22814116812592292,0.23040097258347217,0.233147610074167,0.23437105016559034,0.23444695163011306,0.23456301300608692,0.23514224672921127,0.24657116101165702,0.24701297984401174],"n_dims_used":44,"mean_confidence":0.8959791877053},"coverage":{"mean_confidence":0.8959791877053,"n_dims_used":44,"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}}