{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005153","480:4800005488","480:4800005730","480:4800005155","480:4800005239","480:4800005405","480:4800005654","492:4920001286","480:4800005657","492:4920000388","492:4920001514","492:4920000805","492:4920000529","492:4920000802","480:4800005727","492:4920000398","492:4920000854","492:4920001282","492:4920000853","492:4920001328","492:4920000645","492:4920000392","492:4920003107","492:4920000644","492:4920000687"],"twin_admin_codes":[480,480,480,480,480,480,480,492,480,492,492,492,492,492,480,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.45700609488016464,0.38640445026119585,0.2842034667190444,0.28190173304816996,0.22709847849772097,0.18188753947022554,0.16177455421328948,0.1437818177989864,0.11452137694114764,0.09657559831625237,0.08646831275150932,0.0864225298204704,0.08451342691147604,0.07778339840914597,0.07760860920704937,0.07426380378112327,0.07352433128593557,0.07220522903977573,0.07114253577767278,0.07025355282711633,0.06966951891841891,0.06942911200754508,0.06760069508418746,0.06655755194935822,0.06566076074967371],"twin_dists":[0.16253090825858163,0.17910164195550884,0.20601097655739026,0.2066757100251939,0.22362346712933615,0.23978409009613955,0.24789032539039393,0.25578735153200644,0.2703757118448524,0.28080709339526233,0.2873707314830093,0.2874018159395505,0.28870983777503206,0.2935179077579532,0.29364715865910673,0.296166893070133,0.2967362832689033,0.2977635863404947,0.2986023118265281,0.2993117763042961,0.2997818481493426,0.29997627492313117,0.3014731808551617,0.3023420190884824,0.3030978819918155],"n_dims_used":43,"mean_confidence":0.9096567020859829},"coverage":{"mean_confidence":0.9096567020859829,"n_dims_used":43,"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}}