{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000878","489:4890000936","489:4890000881","489:4890001525","489:4890001446","489:4890001000","489:4890000822","489:4890001121","489:4890000939","489:4890000765","489:4890000997","489:4890000999","489:4890000879","489:4890000818","489:4890000937","489:4890000940","489:4890001369","489:4890001056","489:4890001058","489:4890000499","489:4890000941","489:4890001520","489:4890001057","489:4890001447","489:4890000415"],"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":[0.8552516303505838,0.8261285683442755,0.8255886498985537,0.7855208710302641,0.7825371969426231,0.7710179171304753,0.7512099667308114,0.7291619102836517,0.7267377929988913,0.7259298960909425,0.7090498754909262,0.7037927573510423,0.6936395463547819,0.6824123709831581,0.6800011534738813,0.6561865821005913,0.6438136457798828,0.6281799684470186,0.6149375564280511,0.6147672696828242,0.6056296320442371,0.6024572397621267,0.5917696144797622,0.5832016470618802,0.5798163196336251],"twin_dists":[0.07262749218173249,0.08027144102412219,0.08040869911880552,0.09024328563505192,0.09095180385870633,0.09366168889426726,0.0982369941036446,0.103225215169177,0.10376793324356388,0.10394857842304525,0.10769867347672506,0.10885796359693883,0.11108678038714828,0.1135375149723183,0.11406215804845685,0.119217437465687,0.12188095665093349,0.12523680102163454,0.12807422946237967,0.1281106993207469,0.13006742164175833,0.13074672889401343,0.133035843650018,0.13487229755600313,0.13559840841482806],"n_dims_used":45,"mean_confidence":0.9178070068359375},"coverage":{"mean_confidence":0.9178070068359375,"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}}