{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002560","489:4890002646","489:4890002479","489:4890002559","489:4890003143","489:4890002643","489:4890002482","489:4890002730","489:4890001911","489:4890002995","489:4890002561","489:4890003296","489:4890002476","489:4890003139","489:4890003142","489:4890002644","489:4890002399","489:4890002645","489:4890002729","489:4890003297","489:4890002994","489:4890002642","489:4890003391","489:4890002309","489:4890002142"],"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":[0.975924185667327,0.9550970111368982,0.9526977933803915,0.952463671333142,0.923423487397814,0.9179103761490247,0.9144198154018242,0.9143660018617044,0.8997582188529594,0.8878607542962439,0.8873183244727357,0.8764476335529181,0.8743253030372421,0.8575138931030524,0.8426242422148703,0.8341257367132145,0.8097839214680218,0.8092590416656517,0.8074010233947361,0.8045902881214133,0.7957132769643938,0.7829790950092559,0.7788761460154928,0.7780280082764778,0.7777943928497004],"twin_dists":[0.02867278926870272,0.03936819475408517,0.04043146794079895,0.040533872446186156,0.05184167015627306,0.053754710653609594,0.05493721403881853,0.054955280303583175,0.05969402100357049,0.063343705010504,0.06350622951042462,0.06669995627267783,0.06731027001593871,0.0720113682512031,0.0760035795310739,0.07822091949573173,0.08436601721224554,0.08449554960022646,0.08495316524690591,0.08564276437883342,0.08780060237417063,0.09084704733685227,0.0918173564219855,0.09201728960216728,0.09207232218585447],"n_dims_used":45,"mean_confidence":0.9140245225694444},"coverage":{"mean_confidence":0.9140245225694444,"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}}