{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003547","480:4800004627","480:4800003970","480:4800003814","480:4800004711","480:4800004452","493:4930006182","480:4800004537","480:4800003896","480:4800003674","480:4800004450","480:4800005722","493:4930000392","480:4800003820","480:4800004630","480:4800004625","480:4800004538","480:4800004451","480:4800004628","490:4900004042","480:4800003545","490:4900004456","480:4800003888","480:4800003430","480:4800004541"],"twin_admin_codes":[480,480,480,480,480,480,493,480,480,480,480,480,493,480,480,480,480,480,480,490,480,490,480,480,480],"twin_sims":[0.4518712364369174,0.4054745861014384,0.3522470547406516,0.32682585807838765,0.3231754024482807,0.3166874406617514,0.3021166519782237,0.29627522603949014,0.27275332772662453,0.26982453087367847,0.2689496400772852,0.2681358224575483,0.2624860680307808,0.24595812156572983,0.24063783998073313,0.23438274923939623,0.23405458063241696,0.22874056489028677,0.2240069556379546,0.21780831198962133,0.2174263117657439,0.20010929311585374,0.19780235506846627,0.19633008974170604,0.1909159047977813],"twin_dists":[0.16369936127307932,0.17450579871760125,0.18761559737685482,0.19423317228860443,0.19520615543574119,0.19695070831922484,0.2009441698103474,0.20257642837208203,0.20935086175216433,0.2102188921032376,0.2104793181877745,0.21072203616720087,0.21241982048306604,0.21752282335301334,0.21921199309634193,0.22122927208966883,0.2213360732294481,0.22307937138158412,0.22465494771620537,0.22675207033862982,0.22688260977307023,0.23297119940142358,0.23380920941602637,0.23434755641482463,0.2363517449925854],"n_dims_used":43,"mean_confidence":0.9230823960415152},"coverage":{"mean_confidence":0.9230823960415152,"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}}