{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000220","491:4910000409","491:4910000569","491:4910000635","491:4910000106","491:4910000634","491:4910000403","491:4910000353","491:4910000363","491:4910000756","491:4910000941","491:4910000094","491:4910000757","491:4910000355","491:4910000570","491:4910000112","491:4910000312","491:4910000944","491:4910000360","491:4910000758","491:4910000682","491:4910000335","491:4910000867","491:4910000289","491:4910000105"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.07232245537360665,0.058905177273038616,0.045821941619998065,0.044532713216501874,0.04354370010964602,0.02857319167892652,0.02741468055035835,0.02694043918927878,0.026248626183758852,0.024437459355590222,0.024417627301406935,0.024088274991313687,0.02260320484887105,0.022600379502242234,0.022071354685697812,0.02021220234212272,0.01864150077882969,0.017093502067161835,0.016345290734859054,0.015542045246628663,0.015490224364289398,0.01547055849329407,0.015233908806044569,0.014501719537525725,0.013421103527577772],"twin_dists":[0.29767167959997276,0.3090808862360616,0.3224965395298203,0.3239857629323592,0.3251529242122298,0.34631885501529325,0.348328925438344,0.34917290576528837,0.35042734198273773,0.35385200135237893,0.35389069950389807,0.35453737249421524,0.3575519679384909,0.3575578649747555,0.3586734890844362,0.3627879988277308,0.36652987007286597,0.3704978776644462,0.37252999492184563,0.3748046445622899,0.37495491631028277,0.37501205981254077,0.3757047587244372,0.3779096770595269,0.3813503719531084],"n_dims_used":45,"mean_confidence":0.8900330437554254},"coverage":{"mean_confidence":0.8900330437554254,"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}}