{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790004721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790004490","479:4790004791","479:4790004754","479:4790004955","479:4790005087","479:4790004724","479:4790004758","479:4790004561","479:4790004729","479:4790004997","479:4790004722","479:4790004614","479:4790004530","479:4790004576","479:4790005226","479:4790004814","479:4790004647","479:4790004482","479:4790004682","479:4790004868","479:4790004918","479:4790004946","479:4790004433","479:4790004708","479:4790005183"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.7613388074295518,0.7558431850586104,0.7322321202849184,0.7170480228172743,0.7078373488359467,0.7058971860595331,0.6677397690466154,0.6512166591604267,0.6366608652269734,0.636310013416456,0.6319001975718814,0.6203024084092351,0.6134510081921277,0.6112000285076533,0.6031323845363086,0.6011147925610542,0.5910650228397225,0.5756869181930032,0.568762850597802,0.561198098278128,0.5571584394416925,0.5520621291069105,0.5502004605134161,0.5482450149874191,0.545817613186494],"twin_dists":[0.0959097907965515,0.09717551638173062,0.10253633313860781,0.10592734892352917,0.10796639543386684,0.10839435208844116,0.11672194510992935,0.12028830055758091,0.12341741748607617,0.12349273119005737,0.12443898264314464,0.1269250765406904,0.1283925905280317,0.12887463037343488,0.13060215679548517,0.1310342005195738,0.13318680861878548,0.13648459273453603,0.13797191136713868,0.13959922456905116,0.14046940540292363,0.14156851547293864,0.14197041057259543,0.14239278923214188,0.14291746439122627],"n_dims_used":45,"mean_confidence":0.9293319702148437},"coverage":{"mean_confidence":0.9293319702148437,"n_dims_used":45,"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}}