{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003260","480:4800003309","480:4800003369","480:4800003266","480:4800003171","480:4800003541","480:4800003710","480:4800002933","480:4800003540","480:4800002732","480:4800002780","480:4800003418","480:4800002914","480:4800003528","480:4800002932","480:4800002785","480:4800003177","480:4800003224","480:4800003366","480:4800002882","480:4800003421","480:4800002622","480:4800003312","480:4800003168","480:4800003539"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5244869047718467,0.46217472834428647,0.4580832354229373,0.4334370402511731,0.42666554915493116,0.39503503986243627,0.3773702044489153,0.3678284609657144,0.36611881787958395,0.3599065173507306,0.3593196984090554,0.354517282494042,0.3274972618060582,0.3237387621228108,0.3217697250789129,0.3177180431229758,0.29671006360588154,0.29328370922834973,0.2896238837178124,0.2893828975053564,0.2640299516222269,0.26223018824226685,0.26211163298024437,0.25981233926663716,0.23641686530693867],"twin_dists":[0.14754734286745436,0.16135955231960553,0.16228640897540283,0.16793617220929732,0.16951032105041156,0.17700904568898693,0.18131600362028408,0.18368298817013068,0.18411030033710737,0.18567155363418952,0.1858197364212803,0.18703713505790975,0.19405487477099892,0.19505560192267077,0.1955824512302784,0.19667225532922286,0.2024542757057391,0.20341967336129987,0.20445826266359898,0.20452692343475723,0.21195362969804876,0.21249725150687013,0.21253314320770353,0.213231260428859,0.22056945196055544],"n_dims_used":43,"mean_confidence":0.921760825223701},"coverage":{"mean_confidence":0.921760825223701,"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}}