{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000564","490:4900012891","496:4960008261","490:4900012693","487:4870001451","487:4870001355","490:4900012892","487:4870004512","496:4960005829","490:4900000398","487:4870000890","480:4800000696","490:4900000146","487:4870008602","490:4900000059","487:4870002625","487:4870004212","490:4900004327","490:4900004024","496:4960009179","487:4870001078","487:4870006733","490:4900003739","487:4870001361","490:4900000396"],"twin_admin_codes":[487,490,496,490,487,487,490,487,496,490,487,480,490,487,490,487,487,490,490,496,487,487,490,487,490],"twin_sims":[0.3233345024726118,0.09626564649290353,0.062303138932029926,0.05846144534949583,0.05680012313044641,0.04915802816334275,0.04226961538927679,0.04164254731100401,0.040889205459852536,0.037038768743129426,0.03450164212584044,0.03390529149241996,0.02812930412761182,0.02765452263280749,0.02763269617799551,0.023099986808058425,0.02305995193596297,0.022068449599013325,0.021105468791725833,0.020878277898781637,0.02031151102975284,0.018654259974575094,0.01863112852841848,0.01714050779644513,0.01706682447611779],"twin_dists":[0.195163622381689,0.2810001190421168,0.3060049891820903,0.3094932628739536,0.3110604747486312,0.31879967975546525,0.3266898057650811,0.3274605813400478,0.32839961141006907,0.3334407062251237,0.3370110745287043,0.3378826096306181,0.34708058991937424,0.3479068688575848,0.34794514686071243,0.35652490014730925,0.3566069563049171,0.35867967926555155,0.3607717405894025,0.36127739627532574,0.3625600485558532,0.366498381656649,0.3665554816378228,0.3703728349038531,0.37056897854494025],"n_dims_used":43,"mean_confidence":0.9086987695028615},"coverage":{"mean_confidence":0.9086987695028615,"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}}