{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000176","480:4800000266","471:4710003624","490:4900002698","471:4710003525","490:4900003949","490:4900003662","490:4900003398","490:4900002697","471:4710001560","490:4900003792","471:4710003625","490:4900003803","490:4900001246","490:4900002990","490:4900004357","471:4710003491","471:4710001966","480:4800000776","497:4970002686","471:4710001307","490:4900002991","490:4900004217","476:4760003960","490:4900004223"],"twin_admin_codes":[480,480,471,490,471,490,490,490,490,471,490,471,490,490,490,490,471,471,480,497,471,490,490,476,490],"twin_sims":[0.27552788723222826,0.017269962439231238,0.014518492767005325,0.013354870464005708,0.012843631594693131,0.01093146123988356,0.010366230517783535,0.009999416259842407,0.009112835436885527,0.00877756139224129,0.0072916340977197906,0.00596105334942632,0.005934101608722899,0.005621576544754228,0.00481655771100581,0.004812293867366666,0.004790049351267332,0.004687481011380221,0.004105270566154876,0.004053007745212761,0.004004092436554885,0.0039317920268417995,0.003738343462759768,0.003720962951380845,0.003552408410598675],"twin_dists":[0.20853381742523008,0.3700300129110351,0.3778580787496697,0.3815691276743248,0.3832907122607616,0.3903202775679663,0.392607882306593,0.3941526390339141,0.39810593216536005,0.39969099372845984,0.4074428907699901,0.4157001391588391,0.4158839702481521,0.4180725360965418,0.4242622332127054,0.42429744208376474,0.42448158692526106,0.4253408271499105,0.43056805290864214,0.43106968261190437,0.43154453916969643,0.43225616477819523,0.43422045394052494,0.4344014386151485,0.43619770979995],"n_dims_used":43,"mean_confidence":0.9244869143463844},"coverage":{"mean_confidence":0.9244869143463844,"n_dims_used":43,"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}}