{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009131","490:4900008680","490:4900009040","490:4900008465","490:4900009028","490:4900008569","490:4900008025","490:4900008571","490:4900008570","490:4900008806","490:4900008917","490:4900010857","490:4900008471","490:4900008470","490:4900008696","490:4900008353","490:4900007912","490:4900011652","490:4900011446","490:4900009027","490:4900009234","490:4900008446","490:4900010599","490:4900009321","490:4900008693"],"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":[0.1933849924182891,0.16219298250887915,0.1465521128472754,0.1220398907435226,0.10791276735828637,0.10670451014890736,0.08618682105945501,0.06039456702999425,0.048218232418566626,0.038402978581754135,0.036815346138205536,0.03545991792194329,0.03421123285725003,0.03305000173987641,0.03264277531144171,0.03055857782753565,0.028897656217984197,0.028431542655078062,0.025697521128183215,0.025523923561510918,0.024045486398884132,0.02192832088500277,0.02163869010085772,0.021121985590190392,0.020692478801810094],"twin_dists":[0.23543291545735462,0.24771449580412883,0.25452577862558173,0.2663793371260093,0.2740586854284275,0.27475081175266824,0.2875620588412401,0.3077151793366409,0.31981934987795585,0.3316059754943373,0.3337466302801602,0.3356371024416506,0.3374338756351798,0.33915566250026047,0.3397717015856081,0.34303143564924504,0.34576846437392955,0.3465608204972046,0.3514472136616204,0.35177238345216477,0.35462194752850135,0.3589791107621938,0.3596033117432478,0.36073516442319953,0.36169450073032444],"n_dims_used":45,"mean_confidence":0.8955831739637586},"coverage":{"mean_confidence":0.8955831739637586,"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}}