{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010917","490:4900010758","490:4900010499","490:4900010677","490:4900010754","490:4900010512","490:4900011158","490:4900010846","490:4900010765","490:4900010764","490:4900010424","490:4900011089","490:4900010929","490:4900011300","490:4900010585","490:4900010848","490:4900011005","490:4900010837","490:4900010411","490:4900010421","490:4900011900","490:4900010672","490:4900010838","490:4900011247","490:4900009334"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5875702979759899,0.5672630026909843,0.5516073758686802,0.5393709565631071,0.4902779742328738,0.4820359609658925,0.4800550178887415,0.4307813418172222,0.39063661720038134,0.38869341824444725,0.3553656352636288,0.3431363981490781,0.33352288790757256,0.32624509314635713,0.3033210597302697,0.2636167484202264,0.2560070781765029,0.25163575227110435,0.2399885738030615,0.22577176893267925,0.22186106537878172,0.20661058878976493,0.190968808415359,0.19085627138625844,0.19068483167560463],"twin_dists":[0.13393572265969483,0.13829434408273264,0.1416666670465002,0.1443129062989679,0.15506630403256955,0.15689962170117958,0.15734170168932712,0.16855233302411352,0.17807279583068777,0.17854453505931245,0.18682146479313042,0.18995689976123298,0.19246363031521568,0.19438756324117476,0.20060992222870344,0.21207823305205245,0.2143952195972375,0.215745930346544,0.21941978231169776,0.22406497161225597,0.22537650257472938,0.2306447650095165,0.2363319711923913,0.23637403877603494,0.23643815812965416],"n_dims_used":45,"mean_confidence":0.893145497639974},"coverage":{"mean_confidence":0.893145497639974,"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}}