{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002894","480:4800002979","480:4800002938","480:4800002893","480:4800003188","480:4800002797","480:4800002978","480:4800002655","480:4800003062","480:4800003697","480:4800002796","480:4800003285","480:4800002980","480:4800002843","480:4800003280","480:4800003761","480:4800003332","480:4800003144","480:4800003827","480:4800003383","480:4800003622","480:4800003760","480:4800003279","480:4800002801","480:4800003829"],"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":[0.7635206147949516,0.7508909057352607,0.6132860092386373,0.3906241937861616,0.3513459648872746,0.24748892600948874,0.24689624979270813,0.2466091040038379,0.1938901052820894,0.19271447004556455,0.1887074287850837,0.17620275092540952,0.17234525448289356,0.17107240578623778,0.15723730435363104,0.1554590791697578,0.1521888741081227,0.14822382305619072,0.1448515173798164,0.14284943777025064,0.13828239767031567,0.1294192904426894,0.12465314732603298,0.12218900735268846,0.10651369799269308],"twin_dists":[0.09540519271949474,0.09830990897309226,0.12842792573917042,0.17807580829119873,0.18784573587799888,0.2170411701008748,0.21722742235205267,0.21731776303579572,0.23524595399989268,0.2356816268539137,0.23718064602333652,0.24200743472485467,0.2435453481956118,0.24405820599782532,0.24981850503103678,0.2505852584056617,0.25201226065343196,0.25377300874565645,0.2552981007926712,0.2562160044891845,0.25834626516666165,0.2626354901008522,0.2650343555097124,0.2663020033487764,0.27486067027479144],"n_dims_used":42,"mean_confidence":0.9113144647507441},"coverage":{"mean_confidence":0.9113144647507441,"n_dims_used":42,"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}}