{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000118","500:5000000113","500:5000000372","500:5000000116","500:5000000148","500:5000000094","500:5000000114","500:5000000092","500:5000000119","500:5000000146","500:5000000537","500:5000000188","500:5000000430","500:5000000425","500:5000000521","500:5000000054","500:5000000485","500:5000000532","500:5000000142","500:5000000373","500:5000000231","500:5000000087","500:5000000147","500:5000000581","500:5000000534"],"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":[0.9897726687761871,0.9560604399854936,0.9325113136676647,0.9146921502490867,0.9008490615617712,0.8964018983260466,0.8907781660089634,0.89046919169912,0.8772445852544045,0.8665646512968658,0.8653499182215628,0.84019930764346,0.8299919052248118,0.8292209062948058,0.8252307532779839,0.822423268047988,0.8165042526877985,0.8162830726178308,0.8124365218311509,0.8037103665126747,0.7976878149454482,0.7862449108981094,0.7778692718610503,0.7756233361601972,0.7690428652556047],"twin_dists":[0.01862237998866552,0.038933826652033855,0.04855082688746486,0.05484571093737881,0.059350668006002284,0.06074084659151229,0.06246405365001527,0.06255766324516324,0.06646971614935364,0.06950859279308212,0.06984816654053694,0.07664050621836223,0.07928501449168585,0.07948248297856203,0.0804996040135323,0.08121052663459717,0.0826971467507996,0.08275238736622209,0.08370962222904395,0.08585800211019676,0.08732317956943034,0.09007091930945026,0.09205468478506733,0.09258297895430365,0.09412246465624617],"n_dims_used":44,"mean_confidence":0.9164856130426581},"coverage":{"mean_confidence":0.9164856130426581,"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}}