{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001141","476:4760000540","500:5000006413","484:4840000298","488:4880002690","475:4750000086","494:4940003144","481:4810002387","494:4940002586","466:4660010639","476:4760000449","488:4880005944","466:4660010802","487:4870001235","475:4750000024","479:4790001568","481:4810002386","491:4910001647","469:4690000141","466:4660010800","490:4900001629","466:4660010631","466:4660010638","473:4730001224","469:4690000171"],"twin_admin_codes":[487,476,500,484,488,475,494,481,494,466,476,488,466,487,475,479,481,491,469,466,490,466,466,473,469],"twin_sims":[0.14528157730597108,0.005005371840500037,0.0038161008115004777,0.00041895669149593826,0.0004107558615862509,0.00019202354077988156,0.00013184352328946369,0.00007807272422788888,0.00006626693533084516,0.000041367615902992295,0.00004120286918365575,0.0000322868730248964,0.000032247933819406904,0.000032123904756573505,0.00003086289156468282,0.000023912814684146923,0.000021308057437824872,0.000020087819657808158,0.0000183323794111121,0.000016249541440702264,0.000015000960363642835,0.000011392886957763832,0.000011184472072496154,0.00000923361948348116,0.000007994309848531938],"twin_dists":[0.2551021582131213,0.4227307259312779,0.433420026189048,0.5122307407357396,0.5128812906733428,0.5373067042521958,0.5489834602970458,0.5648530909186684,0.5697278461827623,0.5835112629598568,0.5836266024533429,0.5906319814602415,0.5906664435161632,0.5907764765343047,0.5919187313306803,0.5991451193322223,0.602383165269722,0.6040321781384789,0.6065803660022205,0.6099248264065918,0.6121318518450071,0.6196665891427041,0.6201689450749153,0.6253604088178467,0.6292356730085383],"n_dims_used":42,"mean_confidence":0.8872918628510975},"coverage":{"mean_confidence":0.8872918628510975,"n_dims_used":42,"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}}