{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001775","480:4800001375","480:4800001440","480:4800001792","480:4800001579","480:4800002129","480:4800002125","470:4700003843","469:4690001351","480:4800001660","469:4690000869","470:4700005642","480:4800001716","480:4800001258","480:4800001835","480:4800002300","480:4800001607","477:4770003631","480:4800002451","480:4800002543","480:4800001492","488:4880003254","470:4700003671","500:5000007024","480:4800001512"],"twin_admin_codes":[480,480,480,480,480,480,480,470,469,480,469,470,480,480,480,480,480,477,480,480,480,488,470,500,480],"twin_sims":[0.30146745122358065,0.22661788721849235,0.21444959561258212,0.2128043498888587,0.19886985705620822,0.18396026676415317,0.1710499454765608,0.15998137008516758,0.15154117351127755,0.1458478826866779,0.14476216052164223,0.1444050607279603,0.1308686848100487,0.13040434005271379,0.12620585587727565,0.12426400529956667,0.12375931032672431,0.12211980690132132,0.11979159421676776,0.1182481283238798,0.11382946313292146,0.11375743438581358,0.1127604537121241,0.10976256267896575,0.10876654903788045],"twin_dists":[0.20112465795069426,0.22378320093347262,0.22790515901698555,0.22847444212111076,0.2334205984025408,0.23898567760520315,0.24406728024264498,0.24864760817070256,0.2522975578192554,0.2548447942332304,0.2553388673714456,0.2555019707034529,0.2619192579466702,0.2621480637492126,0.2642453350721833,0.2652332699152941,0.26549195716371293,0.26633788263557784,0.26755416373009094,0.2683704784822625,0.27075350789345215,0.27079293823990397,0.2713406957893563,0.2730106155048571,0.2735732286644626],"n_dims_used":43,"mean_confidence":0.9221559568893077},"coverage":{"mean_confidence":0.9221559568893077,"n_dims_used":43,"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}}