{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003743","489:4890003923","489:4890004371","489:4890003860","489:4890004274","489:4890003674","489:4890004524","489:4890004322","489:4890003989","489:4890003930","489:4890003931","489:4890004281","489:4890003927","489:4890004068","489:4890004004","489:4890004523","489:4890004705","489:4890003619","479:4790001422","489:4890004370","489:4890003686","489:4890003861","489:4890003868","489:4890004007","489:4890004431"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489],"twin_sims":[0.9520565627350447,0.9520353093793886,0.9394461299710744,0.9379326793158715,0.9163935501022554,0.9159193596401588,0.9077580168434513,0.9041772631099595,0.8957267658207957,0.8957057591957024,0.8952533646766181,0.8946413600706383,0.8920229298742944,0.8894445324235974,0.8817338582218393,0.8783441051381311,0.8749182167370753,0.8732878540483873,0.8723982982127192,0.8704487579091713,0.8675771435327819,0.8647256855742484,0.8612179522481532,0.8555989730291141,0.8532830920198168],"twin_dists":[0.04071138715449943,0.04072063524505038,0.04590463342848794,0.046493289898062264,0.05427117983275145,0.054431807143419206,0.057138114170840124,0.05829320559651322,0.060949713983732105,0.06095620389448382,0.061095838898242986,0.06128434430190612,0.062085830151364436,0.06286733681865,0.06516154343785452,0.06615109369557082,0.06714017692959713,0.06760713651873218,0.06786092846717466,0.0684147406210447,0.06922464774539998,0.0700222122604853,0.0709945952717768,0.07253312848747233,0.0731607111108789],"n_dims_used":45,"mean_confidence":0.9203256395128038},"coverage":{"mean_confidence":0.9203256395128038,"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}}