{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007452","490:4900005454","490:4900006817","490:4900006339","490:4900006088","490:4900006220","490:4900007196","490:4900004234","490:4900006577","490:4900005327","490:4900006335","490:4900006574","490:4900005323","490:4900009332","490:4900005455","490:4900007677","490:4900007316","490:4900006452","497:4970001167","490:4900003671","490:4900006212","490:4900007690","490:4900007192","490:4900001380","490:4900006578"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490],"twin_sims":[0.012274632453474432,0.0032661531232586944,0.003049495188504153,0.0027684954815597267,0.0020947091513868568,0.0020230767090667562,0.0019034845457107587,0.0009345248652061713,0.0007106792052109954,0.0006367241476319445,0.000577951523185874,0.00044845902889204453,0.0004267029637997101,0.00026045169681212306,0.0002519762183248524,0.0002408347508843368,0.00022156638242850537,0.0001938952452590632,0.00015209930847150918,0.0001174182546906123,0.00011053532704167161,0.00009578273873105543,0.00009508835902748624,0.0000936080088170552,0.00006555325406149583],"twin_dists":[0.3852796461356774,0.43943440715345405,0.4420611325650967,0.44573451006061526,0.4561661087928671,0.45745090226378265,0.45969217794645645,0.4850937217924226,0.49452307756128483,0.49825696814852033,0.5015247758600445,0.5099849886648455,0.5116271016990875,0.5276515486273103,0.5287080424370082,0.530148851571822,0.5327953693846645,0.5370021088734567,0.5445746405894478,0.5525321725393512,0.5543731819733717,0.5587147935020674,0.5589344079632627,0.559407714867404,0.5700483363553964],"n_dims_used":45,"mean_confidence":0.9041161431206597},"coverage":{"mean_confidence":0.9041161431206597,"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}}