{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003619},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004068","489:4890004430","489:4890003930","489:4890004326","489:4890004431","489:4890003675","489:4890003923","489:4890003861","489:4890003674","489:4890004524","489:4890004320","489:4890004372","489:4890003860","489:4890004007","489:4890004274","489:4890003868","479:4790001893","489:4890003989","489:4890003927","489:4890004371","489:4890004322","489:4890004429","489:4890003802","489:4890003867","489:4890003945"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489],"twin_sims":[0.9724953996227393,0.9414221937615889,0.9346707544904223,0.895641753229096,0.8924758232221671,0.8917898112242939,0.8870862149007123,0.8798560579793642,0.8783326719854391,0.8752136464408974,0.8732878540483873,0.8718798292140262,0.8718341091338437,0.8675313856277046,0.8627749624208652,0.8586533478099261,0.8580045851568514,0.8480687229819455,0.8419980623888083,0.828042690274926,0.8249827139374241,0.8239235949536466,0.8232526271264061,0.8210649972997692,0.8190267481795007],"twin_dists":[0.030673447238897644,0.04512594610715665,0.04774047159417629,0.06097597495497941,0.061947776463140244,0.06215679851841828,0.06357567825048405,0.0657110888488808,0.06615441267001107,0.06705530713055183,0.06760713651873218,0.06800853069349079,0.06802153551867203,0.06923749812965163,0.07056414092434947,0.07169965510078398,0.0718772478374102,0.07456053600798342,0.07616838422748325,0.0797836570879049,0.0805625683419446,0.08083108427797928,0.08100091057963911,0.08155311304369246,0.08206557793103672],"n_dims_used":45,"mean_confidence":0.9170801798502605},"coverage":{"mean_confidence":0.9170801798502605,"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}}