{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005156","480:4800005494","480:4800005159","480:4800005491","480:4800005406","480:4800005575","480:4800005487","480:4800005574","480:4800004979","480:4800005729","480:4800005409","480:4800002567","480:4800005798","480:4800002570","480:4800005858","480:4800005071","480:4800005498","480:4800005328","480:4800005157","480:4800005070","480:4800004469","480:4800005326","480:4800005570","480:4800005240","480:4800005066"],"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":[0.3616977732578249,0.2770619419148608,0.18627603100774628,0.17965166475808744,0.15625757621572398,0.14459507632471272,0.13682883969483542,0.13597980316329816,0.11780556110080895,0.10675351616572218,0.1052122540409334,0.1008483107756712,0.0966824112819153,0.0906675052737072,0.0905779594107937,0.08960609473143422,0.08485176007423963,0.0845991073347468,0.08450200443655773,0.08377883075334662,0.0837298856024734,0.06788613303248064,0.06605891757929802,0.06492789146550162,0.062453401518369756],"twin_dists":[0.18521998873689488,0.20808423568118473,0.2381011094351455,0.24065258871180545,0.2502401658649654,0.2554151449630072,0.25903527405510524,0.25944026849694435,0.2686060492211094,0.2747226215689002,0.27561407290313533,0.2781945329178659,0.2807406873704059,0.2845737176925735,0.28463227979089645,0.28527083772730666,0.288476323855333,0.2886506316714146,0.28871773444561843,0.28921942704099346,0.28925350683125695,0.30123734263583746,0.3027612612690813,0.3037218662270479,0.30587217905811664],"n_dims_used":43,"mean_confidence":0.9107156797896984},"coverage":{"mean_confidence":0.9107156797896984,"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}}