{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000509","487:4870001338","487:4870000644","487:4870000444","494:4940007383","496:4960011746","487:4870000504","487:4870006579","487:4870005984","487:4870006732","487:4870000560","494:4940004546","487:4870000498","487:4870007021","487:4870001337","487:4870000640","470:4700004526","487:4870004658","488:4880000311","487:4870010287","466:4660013237","492:4920005095","487:4870007023","487:4870000799","487:4870000639"],"twin_admin_codes":[487,487,487,487,494,496,487,487,487,487,487,494,487,487,487,487,470,487,488,487,466,492,487,487,487],"twin_sims":[0.17446129572966682,0.12487678605031083,0.07871921186057076,0.02268657637771963,0.01823089550776836,0.013967755139744084,0.013426736600600375,0.01269666858346746,0.009456165484562157,0.009321339629683751,0.004668883215089651,0.003981714333996273,0.003547047525297145,0.003508063934868632,0.0034612827149242613,0.002808073176350967,0.002636167592618505,0.002589637746445723,0.002338088686400424,0.002266730837063077,0.0019257630592300966,0.0017103323670068127,0.0016690744576077496,0.0015204231829772264,0.0012084961190407153],"twin_dists":[0.2426987144026718,0.26492025345058834,0.2928298493764997,0.3573782430396916,0.3675534068764829,0.3795804386921852,0.3813318110066874,0.38379682770849793,0.3965358982527738,0.3971462831938722,0.4254984485181053,0.43176354086515134,0.4362561049485074,0.43668318178829835,0.4372014321213011,0.44519704024624024,0.4475840804958458,0.44825468690020737,0.45208342643010224,0.4532383908427815,0.4592650184542984,0.46360162461512905,0.4644892005609432,0.46786431244147964,0.47607029057373784],"n_dims_used":43,"mean_confidence":0.9058577958927598},"coverage":{"mean_confidence":0.9058577958927598,"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}}