{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001319","480:4800001318","480:4800001512","480:4800001492","480:4800002113","480:4800001948","480:4800001439","480:4800001433","480:4800001378","480:4800002109","480:4800002056","480:4800001890","480:4800001402","480:4800001946","480:4800001462","480:4800002300","480:4800002161","480:4800002442","480:4800001766","480:4800001552","480:4800001598","480:4800001280","480:4800002403","480:4800001461","480:4800001550"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7251847774865483,0.6825758608910039,0.6058348849242896,0.5883598908148082,0.5415895791850837,0.4882706280686799,0.4827199274593593,0.3886896839652381,0.38501989961807087,0.36683261836504355,0.35957532366681255,0.34678313112192577,0.34376685779785054,0.3371398191340958,0.33504679712422025,0.3208303010970479,0.3195231289892257,0.29941566881037684,0.2845420532694589,0.2823466835752751,0.2765234933077402,0.27616233387173367,0.2709652174851976,0.2685049863790074,0.2619930734543266],"twin_dists":[0.10411508644103942,0.11350192165822331,0.1300234714167181,0.13376649262448015,0.14383232102290192,0.15551193682201667,0.15674711660040516,0.17854544267441277,0.17943938374170004,0.18393177001251199,0.18575517105629116,0.18901585720792516,0.18979383094892147,0.19151599812788342,0.19206369141514204,0.19583444472430434,0.1961857727973694,0.20169658193363502,0.2059134681902366,0.2065469547545434,0.20824186383366947,0.2083476965641877,0.2098801302103913,0.21061187795236663,0.21256904637340548],"n_dims_used":43,"mean_confidence":0.9208738637524981},"coverage":{"mean_confidence":0.9208738637524981,"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}}