{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001466","490:4900001465","490:4900001332","490:4900001470","487:4870004561","490:4900001560","490:4900004593","496:4960006232","490:4900002497","487:4870006887","494:4940001119","487:4870013235","490:4900004436","493:4930004262","490:4900001214","478:4780010121","496:4960008775","490:4900001584","494:4940006036","496:4960006100","490:4900001468","490:4900001744","490:4900001345","478:4780009176","493:4930006306"],"twin_admin_codes":[490,490,490,490,487,490,490,496,490,487,494,487,490,493,490,478,496,490,494,496,490,490,490,478,493],"twin_sims":[0.2904008593459784,0.2733262957936838,0.2657944551277443,0.2509500784346541,0.23913956151968563,0.23626601363307964,0.22134657787361822,0.21451707458076735,0.2125153585751406,0.2069946151234138,0.19645518270205972,0.19394490391579405,0.1936072148774519,0.19210275629657733,0.18430736257846161,0.17545792601220214,0.17390437166368658,0.17292109139663372,0.1723140259922075,0.17230936408878322,0.17005202356105292,0.16935584465147657,0.16732341840310364,0.16475988836646568,0.16172863091497403],"twin_dists":[0.20423712175676156,0.20918171914589515,0.2114229003850937,0.2159591504407269,0.21969204949488128,0.22061825698727858,0.22555019045891286,0.22788187324685819,0.22857474516001472,0.2305089220499635,0.23430170661597385,0.23522569131675616,0.23535062069526372,0.23590905100101636,0.23885259763088898,0.24230249812569782,0.24292082666583226,0.24331422175649012,0.24355789830983016,0.24355977197645898,0.24447131839296837,0.24475419572725138,0.245584839699635,0.24664297578239333,0.24790964310311273],"n_dims_used":45,"mean_confidence":0.9171557956271701},"coverage":{"mean_confidence":0.9171557956271701,"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}}