{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000219","500:5000000587","500:5000000265","500:5000000316","500:5000000322","500:5000000642","500:5000000525","500:5000000277","500:5000000589","500:5000000229","500:5000000276","500:5000000375","500:5000000315","500:5000000121","500:5000000324","500:5000000641","500:5000000323","500:5000000648","500:5000000267","500:5000000647","500:5000000187","500:5000000643","500:5000000370","500:5000000317","500:5000000369"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9594953086552213,0.9131861129131755,0.9124590979776196,0.8778091009680665,0.8718435201257441,0.8693553654176385,0.8639020654739081,0.8368205890101623,0.8284921015347049,0.8135685439342414,0.8026192820880265,0.8023094501448751,0.8011306224224658,0.8001347283458125,0.7988525455320097,0.7985349085604262,0.7968050151558509,0.7935769077762836,0.7689687722018401,0.7660639781257097,0.7630764688941706,0.7578451972023736,0.7540267740622885,0.7529905716272457,0.7454679012214972],"twin_dists":[0.03734782586988336,0.055350175737872605,0.05559235479811146,0.06630627033955351,0.06801885876131182,0.06872392926836478,0.07025138198754854,0.07752225042597381,0.0796688629543494,0.08342858424039054,0.08612447144653454,0.08620005564854484,0.08648729559766298,0.0867295476488878,0.08704088901616282,0.08711792311615674,0.08753680696096651,0.08831557222760723,0.0941397294916005,0.09481541900189944,0.09550801162074889,0.09671527997295278,0.09759225655963417,0.09782964571380295,0.09954575769758124],"n_dims_used":44,"mean_confidence":0.9163412614302202},"coverage":{"mean_confidence":0.9163412614302202,"n_dims_used":44,"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}}