{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003488","489:4890003071","489:4890001656","489:4890002408","489:4890003400","489:4890003487","489:4890001907","489:4890002556","489:4890003490","489:4890003372","489:4890003330","489:4890001661","489:4890002407","489:4890002906","489:4890002557","489:4890003552","489:4890002322","489:4890002550","489:4890002487","489:4890002488","489:4890002635","489:4890003435","489:4890003489","489:4890002904","489:4890002807"],"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":[0.9146679653759655,0.8845566958169985,0.8829890194996219,0.8812657844868166,0.8809356371190737,0.874175915642964,0.8716345887265353,0.8673519938521261,0.8647287651527923,0.8567650585534446,0.8533197000122243,0.8517173461059656,0.850220814926125,0.8498018451657493,0.8462990535935028,0.8416113160202603,0.8364195602862464,0.8328459548426344,0.8280674936860813,0.8202871066112103,0.8188452468687324,0.8184745354234624,0.8122918670045847,0.8095394633927101,0.8080117574204304],"twin_dists":[0.05485384200238259,0.06432883242509309,0.06479227539269228,0.06529884992558105,0.06539556695409501,0.067353076178406,0.06807826690011146,0.0692878610195174,0.07002135438021984,0.07221571384363225,0.07315081937318631,0.07358293741414174,0.07398496687490215,0.07409725471788785,0.07503160391958034,0.07627005546379904,0.07762647657191743,0.07855132427726925,0.07977732418003841,0.08174892217267533,0.08211111824097925,0.08220408601349574,0.08374549471067394,0.08442636003994364,0.08480290261230425],"n_dims_used":45,"mean_confidence":0.91409912109375},"coverage":{"mean_confidence":0.91409912109375,"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}}