{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000320","480:4800000692","480:4800000402","480:4800000405","480:4800000429","480:4800000506","480:4800000412","480:4800000469","480:4800000375","480:4800000415","480:4800000443","480:4800000543","480:4800000344","480:4800000645","480:4800000504","480:4800000614","480:4800000571","480:4800001034","480:4800000800","480:4800000541","480:4800000341","480:4800000465","480:4800000728","480:4800000713","480:4800000500"],"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":[0.7087705577577039,0.5174775223046341,0.5147351105200527,0.5051691501341184,0.4831086327109781,0.4608867853690255,0.4522233404303616,0.42917175804828905,0.4274570803084516,0.414688413247839,0.39936270517098726,0.3725931446874641,0.36875948426777694,0.36623491101050426,0.3601503899536673,0.35563851534821306,0.34437261535704583,0.3382909942104045,0.3309652147528642,0.3296322195672593,0.3269140402710326,0.32664830254482197,0.3225751907586849,0.31763826932940653,0.30534865021132757],"twin_dists":[0.10776036425528243,0.1490774914062649,0.14967749939523817,0.15177676869225654,0.15666047657771096,0.161650997749073,0.1636190836855345,0.16892653013573453,0.16932579150928018,0.1723202821951443,0.17596773216455855,0.18249729116924704,0.18345070399863822,0.18408125211920143,0.18561000753796372,0.18675214915653918,0.18963730108562343,0.19121554664301366,0.19313711821242024,0.19348925264894168,0.19420974314667003,0.19428035765576876,0.1953667183961666,0.19669379076732885,0.20004896071292058],"n_dims_used":43,"mean_confidence":0.9165546505950218},"coverage":{"mean_confidence":0.9165546505950218,"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}}