{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002966","490:4900002964","490:4900003778","490:4900004209","490:4900004195","490:4900003504","490:4900002519","490:4900003772","490:4900003775","490:4900002967","490:4900007531","490:4900004056","490:4900007425","490:4900004471","490:4900003242","490:4900005290","490:4900005555","490:4900006670","490:4900005032","490:4900004608","490:4900003375","490:4900003776","490:4900006929","490:4900002370","491:4910001965"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.6561385053844111,0.6243754338856528,0.5186652015804195,0.3995830511926207,0.3645596464320032,0.3396531907828986,0.3117704565064581,0.28596668303076156,0.27715717185720945,0.27397751616917415,0.2508387281308874,0.25051349391795347,0.23848588394042727,0.23102309048129976,0.22551429649554108,0.19905041417206618,0.1943027279488026,0.1921146999701384,0.18850159187204574,0.18500231479194446,0.18039937057301356,0.17922419340102852,0.17452189642315366,0.1697021809761715,0.1655696048481636],"twin_dists":[0.11922780349397544,0.12605233094785007,0.14881788003257174,0.1759148513858253,0.184500878004373,0.19086072995442305,0.19828632408365265,0.20550395714704214,0.2080563770606756,0.20898974046325886,0.21599381148725078,0.21609510646126778,0.219902104086999,0.22232734078114758,0.22415085306162696,0.23335501135164738,0.2350934778120906,0.23590460573240637,0.23725824725827122,0.23858667560524302,0.24036130420739096,0.24081950531736857,0.2426745762017954,0.24461336524313657,0.24630747702819347],"n_dims_used":45,"mean_confidence":0.8976650661892361},"coverage":{"mean_confidence":0.8976650661892361,"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}}