{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004005","489:4890003861","489:4890003945","489:4890003880","489:4890003943","489:4890004322","489:4890003986","489:4890004275","489:4890003802","489:4890003944","489:4890004007","489:4890004068","489:4890003930","489:4890004372","489:4890003931","489:4890004527","489:4890004705","489:4890004326","489:4890003745","479:4790001501","489:4890003686","489:4890004431","489:4890003619","489:4890005073","479:4790001422"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,479],"twin_sims":[0.9464073474220331,0.8860283161827794,0.8809001911832104,0.8783942891029649,0.8637463156778601,0.8625756339585082,0.8585727071218613,0.8409056306583205,0.8236273785984193,0.8117333375435553,0.806080024519791,0.799588410070746,0.7962773365210448,0.7927649803464953,0.7795637797792377,0.7741636950828218,0.7612881756993845,0.7531051844009526,0.7505055096054588,0.7307000827738548,0.7302932141481044,0.7278942722218809,0.7264780811744574,0.7263641919115406,0.720024706050818],"twin_dists":[0.04310667189468987,0.06389148159693649,0.065405944530295,0.06613652413796799,0.07029465939098982,0.07061935066736096,0.07172174636029313,0.07645534380853096,0.08090608544533691,0.0838839185200719,0.08527766035530632,0.0868622807755931,0.08766436328076528,0.08851086265331434,0.09165509922652607,0.09292552427961663,0.09592148626204935,0.09780340075444385,0.09839795260520026,0.10288030065702528,0.10297157712797635,0.10350914700949466,0.1038260169852156,0.10385148426438362,0.1052656160184458],"n_dims_used":45,"mean_confidence":0.9170467800564236},"coverage":{"mean_confidence":0.9170467800564236,"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}}