{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003930","489:4890004326","489:4890003945","489:4890004431","489:4890003674","489:4890003686","489:4890003868","489:4890004322","489:4890004274","489:4890003989","489:4890004068","489:4890003675","489:4890003807","489:4890004381","489:4890003923","489:4890003927","489:4890003743","489:4890003619","489:4890004371","489:4890004429","489:4890004372","489:4890004430","489:4890004320","489:4890003861","489:4890004705"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9484138092026052,0.9429134538456176,0.9426934702728901,0.9298710884607467,0.9194047047181849,0.9175634988976696,0.9163756701627,0.9136548525546919,0.9112740971707458,0.9081997181923782,0.9077144561933251,0.8999153008900169,0.8980341332129547,0.8908034591326234,0.8827464299523694,0.8790188882308615,0.8695590332750974,0.8675313856277046,0.8668994405956416,0.8621817685391024,0.8615111699092614,0.8601693879092521,0.8555989730291141,0.8551735637877834,0.8548948937191122],"twin_dists":[0.0422698519081783,0.04453039105741405,0.04461868480016223,0.04952607106711961,0.05324184876611978,0.053873181220551195,0.05427724359866165,0.05519357115974454,0.05598526021250638,0.05699432652389764,0.057152278716296925,0.059644674180556786,0.0602335417073866,0.06245638584743752,0.06486376803846369,0.06595498917490708,0.06866641232828166,0.06923749812965163,0.06941479577346443,0.07072835374651984,0.0709136720583351,0.07128345454380419,0.07253312848747233,0.0726486891740008,0.07272432032927639],"n_dims_used":45,"mean_confidence":0.917037116156684},"coverage":{"mean_confidence":0.917037116156684,"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}}