{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001326","480:4800001711","480:4800001546","480:4800001547","480:4800001375","480:4800001655","480:4800001708","480:4800001657","480:4800001950","480:4800001490","480:4800002111","480:4800001550","480:4800001659","480:4800001998","480:4800001598","480:4800002160","480:4800001548","480:4800001709","480:4800002159","480:4800001766","480:4800001946","480:4800002106","480:4800001320","480:4800001945","480:4800001607"],"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":[0.1267050239933837,0.10324333920973881,0.09277810052863586,0.0670188630679932,0.06643027112647534,0.061351429572598155,0.06047434449596457,0.05898137204132464,0.056733662369926156,0.05370832876616642,0.053622280414498166,0.053499350223631996,0.05208667050251329,0.050373879190412536,0.04850573510793568,0.046668318221890964,0.04325996657492549,0.04293079957765532,0.04268811453160671,0.0422512189900149,0.03948563857378638,0.03697270640244646,0.03433780716591507,0.03368591732535776,0.03290336299358038],"twin_dists":[0.2639932440052238,0.27676777737593056,0.2832064792829038,0.3019564323688304,0.3024487901918832,0.30685231622195003,0.30764281151028583,0.3090103331415237,0.3111239535596514,0.3140808294650567,0.3141669280057844,0.3142901288398268,0.3157230465689222,0.3175043430932432,0.3195056639223019,0.32153784908567434,0.3254918759499736,0.3258874532546428,0.3261807377690455,0.32671228058520074,0.3301887778178554,0.3335309994751225,0.3372492242659971,0.3382065018670115,0.3393767425675028],"n_dims_used":43,"mean_confidence":0.920104093329851},"coverage":{"mean_confidence":0.920104093329851,"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}}