{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002555","489:4890003232","489:4890003067","489:4890002652","489:4890001988","489:4890002908","489:4890002808","489:4890003494","489:4890003552","470:4700007136","489:4890002816","489:4890002556","489:4890003495","489:4890003492","489:4890001990","489:4890003300","489:4890003367","489:4890003430","489:4890002238","489:4890002651","489:4890002487","489:4890002072","470:4700007913","489:4890003498","489:4890001992"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489],"twin_sims":[0.7627709196945094,0.7281041558812446,0.6979771898379851,0.6926446615022676,0.6850598837874736,0.6615587695298362,0.6479480619059114,0.6352451663607408,0.6215651401045345,0.6160399241887667,0.6114926517034914,0.6046261095065778,0.6027790582000526,0.6017705236208422,0.5986759590469592,0.5982147475661603,0.5945709145344676,0.5943756475845424,0.5922462943717316,0.5856741566179993,0.5801746373699486,0.5761412906172364,0.5684634931682736,0.5679469975699991,0.5665156104454112],"twin_dists":[0.09557871614715825,0.10346215594596156,0.11013614677392973,0.1113045065069665,0.11296079790980136,0.11805818874641938,0.12099183315999384,0.12372128408134365,0.1266545379027881,0.12783813112303982,0.12881196793423655,0.1302823039387625,0.13067781606914497,0.13089378103900565,0.13155648318551902,0.13165525841809247,0.13243571999565681,0.13247754831200942,0.13293371559337683,0.13434217101884213,0.13552153787520185,0.1363870548013073,0.13803625845334802,0.13814728869902326,0.13845505352332424],"n_dims_used":45,"mean_confidence":0.9141447279188368},"coverage":{"mean_confidence":0.9141447279188368,"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}}