{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002895","499:4990003116","499:4990003250","499:4990002253","499:4990002837","499:4990003374","499:4990002755","499:4990002421","499:4990003373","499:4990003248","499:4990003309","499:4990003376","499:4990003308","499:4990003105","499:4990003170","499:4990002838","499:4990003033","499:4990002912","499:4990001891","499:4990002911","499:4990002898","499:4990002836","499:4990001539","499:4990002964","499:4990003101"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9633097648782135,0.9501562701071042,0.9304070701992119,0.9291661823475635,0.9214412191753788,0.9139225694006944,0.9038870725149795,0.894901522993892,0.891751152783199,0.8881822421266458,0.8838097429347846,0.8764953982906105,0.8759651838872797,0.8602587995317955,0.8547558818081623,0.836772144936202,0.8349359398950692,0.8327355749294942,0.8284164203808186,0.8239540527154784,0.8168039505117746,0.8057266366865259,0.7984520665564736,0.7959938503677768,0.7924466901334686],"twin_dists":[0.035510759294309226,0.041530934116426624,0.049329427850686426,0.04978367885973055,0.0525362101741377,0.05510396418927881,0.05838601321483646,0.061204265922880925,0.06216856127764286,0.06324722970909896,0.06454996218140047,0.06668617349957068,0.06683905243094454,0.07125885532483084,0.07276202802960467,0.07753484567951603,0.07801128694898919,0.07857978000346806,0.07968820157864218,0.08082337004002232,0.08262226098176521,0.08536434863447906,0.08713800800057343,0.08773284896770067,0.08858735703137459],"n_dims_used":44,"mean_confidence":0.9270948930220171},"coverage":{"mean_confidence":0.9270948930220171,"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}}