{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003029","490:4900005228","487:4870001097","490:4900007239","490:4900004141","490:4900005900","490:4900003599","487:4870000477","490:4900012354","490:4900001972","490:4900005764","490:4900004539","494:4940008202","487:4870001559","490:4900003174","487:4870001189","466:4660007145","466:4660007285","490:4900006144","490:4900003436","490:4900006151","490:4900004157","490:4900006384","487:4870000922","490:4900012998"],"twin_admin_codes":[490,490,487,490,490,490,490,487,490,490,490,490,494,487,490,487,466,466,490,490,490,490,490,487,490],"twin_sims":[0.2520086075829156,0.2514009712611035,0.2078557314201397,0.17794492496195832,0.16400845657726093,0.14804734824792964,0.14703894484890026,0.14692402942954333,0.1468553827640146,0.12740131956224995,0.11832234716959902,0.1157897580446531,0.11263776864768878,0.11050924457095071,0.1093315900110712,0.103995432924412,0.10232460560425881,0.09934397994785442,0.09875637075565287,0.09463087433630106,0.09254287850661692,0.09225892953074803,0.09148616073635646,0.09103910045672627,0.08670988524667284],"twin_dists":[0.21563014114166423,0.21581889708732344,0.2302049403925897,0.2413207201996402,0.24695539251998344,0.25385217824466827,0.25430590647233353,0.25435775813217953,0.2543887469023963,0.26364285344660787,0.2683310392431756,0.2696876901159578,0.2714083585728602,0.2725914263247418,0.2732535697305964,0.27632507434700054,0.27731199485693253,0.27910428643148716,0.2794625784427024,0.2820263584801177,0.28335763070931913,0.2835404984470904,0.2840404365960212,0.28433118629390286,0.2872069316346308],"n_dims_used":45,"mean_confidence":0.9025254143608941},"coverage":{"mean_confidence":0.9025254143608941,"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}}