{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004892","489:4890004703","489:4890003744","489:4890004318","489:4890004838","489:4890004746","479:4790001499","489:4890004839","489:4890004740","489:4890004517","489:4890003677","489:4890004129","489:4890004059","489:4890004749","489:4890004744","489:4890004064","489:4890004974","489:4890004434","489:4890004659","479:4790001732","489:4890004702","489:4890004123","489:4890004163","489:4890003745","489:4890004275"],"twin_admin_codes":[489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489],"twin_sims":[0.915317492122061,0.8994395867363473,0.8896556083575226,0.885462694833717,0.8820654127243265,0.8744150273898241,0.8551254382933409,0.8450475202401602,0.8278620364137952,0.8058181864952889,0.7992646331382641,0.7969912902622094,0.7939551156461963,0.7936412773848788,0.773860927408104,0.7677873059888672,0.7654132074092641,0.7588905733125254,0.7567611472850431,0.7563420224195054,0.7552249068211616,0.7468731906025871,0.7457645015406152,0.7394038170549655,0.7333780678533572],"twin_dists":[0.05463512288107917,0.05979401959541094,0.06280364098633746,0.06405984579379742,0.0650641528983686,0.06728455040801515,0.07266175431249189,0.0753635623517155,0.07982977293146255,0.08534189568865375,0.08694089250386648,0.08749175426680074,0.08822452381041465,0.08830007968380034,0.09299649978467656,0.09441482728294058,0.09496648627090883,0.09647457443686142,0.09696460894090703,0.09706093053936705,0.09731745602826221,0.09922612549559648,0.09947833155319766,0.10092026046593068,0.10227876503749468],"n_dims_used":45,"mean_confidence":0.9204278733995226},"coverage":{"mean_confidence":0.9204278733995226,"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}}