{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011163","490:4900011514","490:4900010928","490:4900011972","490:4900011077","490:4900011583","490:4900011094","490:4900011010","490:4900011846","490:4900009424","490:4900010735","490:4900010067","490:4900011566","490:4900011913","490:4900009241","490:4900011569","490:4900011382","490:4900008793","490:4900011780","490:4900008112","490:4900010933","490:4900010039","490:4900011718","490:4900012030","490:4900010684"],"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":[0.2600258288801603,0.18705527323850107,0.14894159786811986,0.12184799848801806,0.10506716982605517,0.10067115025887785,0.094782059828052,0.08282460143165729,0.08000938250763785,0.07760521547129198,0.06668649053733479,0.06217727853261973,0.06139618776655367,0.06106941460520411,0.05564627149942368,0.05443806283747063,0.05113942885696392,0.05057531787584192,0.05049517007108252,0.05007063675965376,0.04987137340794749,0.04784988991759697,0.04408969329503425,0.04380598159527141,0.04286035229985539],"twin_dists":[0.21316627715199216,0.23780519583283788,0.25345171812088096,0.26647896096023266,0.27569850998840084,0.27830111788766076,0.2819308675562172,0.2898867300200911,0.2918919419920079,0.2936496705319534,0.30223402698691854,0.3061164336004793,0.30681222621278403,0.3071054713491898,0.3121713817815361,0.31335522926876935,0.31670204511869854,0.31729225627437785,0.3173765563348244,0.31782495072918865,0.31803650661313815,0.3202235284379712,0.3245058626834113,0.32484124643701434,0.3259724447037138],"n_dims_used":45,"mean_confidence":0.8916178385416667},"coverage":{"mean_confidence":0.8916178385416667,"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}}