{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001106","489:4890001112","489:4890001172","489:4890001164","489:4890000978","489:4890001098","489:4890001044","489:4890001368","489:4890001234","489:4890000933","489:4890000873","489:4890000919","489:4890001107","489:4890001052","489:4890000864","489:4890001438","489:4890001165","489:4890001115","489:4890001291","489:4890000989","489:4890001226","489:4890000922","489:4890001040","489:4890001113","489:4890000921"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8146682154130594,0.7627696141012854,0.6888055498315606,0.6282729300166222,0.5694736507217751,0.5517837177468823,0.5437898241558766,0.4558324885882431,0.4541178190281621,0.44968256814514435,0.4467581552597344,0.4433654847086284,0.44254725677705714,0.4322447172083987,0.39488840570563727,0.3894074958132867,0.3808874466749422,0.37963684502890516,0.37717156204650454,0.37587172560935433,0.3583781551630836,0.3489900867555076,0.34816606607893735,0.3388602714958836,0.33133331245677544],"twin_dists":[0.08315504424318733,0.09557901821183704,0.11214363325691536,0.12521686963477624,0.13781913979206942,0.14162860480600323,0.14335607556072477,0.16279754151693804,0.16318754925319845,0.16419888685693615,0.16486775801959003,0.16564581578281434,0.16583380560012964,0.16821261933281315,0.17704442008069413,0.17837105412452806,0.18045090137089032,0.18075805487235025,0.18136497829783438,0.18168575997662684,0.1860577527037386,0.18844888908927193,0.18866035908054424,0.1910671714552297,0.19304001569429607],"n_dims_used":45,"mean_confidence":0.9147022671169704},"coverage":{"mean_confidence":0.9147022671169704,"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}}