{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011972","490:4900011846","490:4900011712","490:4900011913","490:4900010772","490:4900011782","490:4900011010","490:4900012100","490:4900011651","490:4900011583","490:4900012041","490:4900010855","490:4900011915","490:4900011172","490:4900012167","490:4900011647","490:4900011588","490:4900011835","490:4900011650","490:4900011094","490:4900011299","490:4900011982","490:4900011959","490:4900011648","490:4900009841"],"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":[0.29697269569433393,0.25221841431468545,0.1752165945071062,0.1750485133492822,0.1386093555585246,0.13640403740635187,0.1290283488897454,0.12214691585772434,0.12007772270406174,0.11361235935219793,0.11238224962468449,0.10895788359876564,0.10444384010615546,0.09206431928241625,0.08500310924142196,0.08013862413423052,0.07104444826698186,0.07090114851855364,0.06949171806687977,0.06656497573402673,0.06474418627904048,0.0598945566920348,0.05953168725766479,0.052726564939211094,0.05238606119365954],"twin_dists":[0.20238054927700966,0.21556503422652948,0.24239829334430932,0.24246506782259947,0.2581920286671146,0.25923767073677306,0.26282971428955954,0.26632382524532594,0.2674037197903207,0.2708724143490611,0.2715494640456733,0.2734648418380469,0.27606231534250864,0.2836660876113175,0.2883721045632715,0.2917986582506222,0.2986802377211055,0.29879423959131673,0.29992559026755605,0.30233579669516275,0.3038791791533581,0.3081705475041547,0.308502980656808,0.3150700387784917,0.3154166960033838],"n_dims_used":45,"mean_confidence":0.8920888264973958},"coverage":{"mean_confidence":0.8920888264973958,"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}}