{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000819},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001835","477:4770001834","477:4770001434","477:4770001428","499:4990001883","477:4770001073","477:4770001194","477:4770000820","488:4880000478","477:4770001891","500:5000001075","477:4770000933","477:4770000875","500:5000002253","499:4990001793","477:4770004013","499:4990001516","477:4770001268","477:4770003683","499:4990001811","468:4680000428","499:4990003154","499:4990003338","477:4770001193","499:4990001515"],"twin_admin_codes":[477,477,477,477,499,477,477,477,488,477,500,477,477,500,499,477,499,477,477,499,468,499,499,477,499],"twin_sims":[0.4204364878164381,0.4051421257485314,0.389439963533643,0.37898219790922516,0.36573897240865155,0.3043686912306892,0.2859486204341033,0.2736742868152992,0.2692912559551115,0.26558567283429907,0.26087295814200606,0.2348504222056105,0.23445921894273739,0.22978474587263806,0.22042148962508984,0.21906698464979887,0.2183065715344263,0.21487825450501696,0.20575874352501183,0.19816291938521274,0.19812016481649497,0.19793848428277053,0.19773528634048787,0.1963413205620411,0.19315526078375717],"twin_dists":[0.1709675022624272,0.17458506592032705,0.17836316983985223,0.1809190342758612,0.18420537565181266,0.20031980969843588,0.2055091415707439,0.20907909706618993,0.2103775681312283,0.2114855833691959,0.21290875278952023,0.221077239023259,0.22120439941778525,0.222734730257616,0.2258631749000074,0.22632303407978865,0.22658203303880725,0.2277573205894607,0.23094670794846037,0.23367778867522912,0.2336933634859754,0.23375957274342338,0.23383367331129587,0.23434343920243383,0.23551806025339658],"n_dims_used":45,"mean_confidence":0.9201058281792535},"coverage":{"mean_confidence":0.9201058281792535,"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}}