{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000691},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000312","480:4800000565","480:4800000798","480:4800000309","480:4800000724","480:4800000434","480:4800000507","480:4800000683","480:4800000471","480:4800000652","480:4800000641","480:4800000429","480:4800000681","480:4800000319","480:4800000574","480:4800000640","480:4800000405","480:4800000642","480:4800000728","480:4800000318","480:4800000800","480:4800000412","480:4800000511","480:4800000345","480:4800000572"],"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":[0.6746399558676311,0.6670438635535405,0.6106149661407018,0.6094098433508637,0.5928941516504918,0.5666941838268577,0.531091317061008,0.49232464252958064,0.4903247541315963,0.4849998432262845,0.4451226184595599,0.4369303198319061,0.4340371905435654,0.4173286295791351,0.4144653899510642,0.41380569878245604,0.3826715896955497,0.367876597467939,0.3632106106860825,0.3561554450424393,0.35288248514886655,0.3247747736330383,0.3244851894210819,0.3188493407164283,0.3149424012630239],"twin_dists":[0.11522672514658601,0.11687253109216292,0.128999914472851,0.129257972200721,0.13279491897230436,0.13841665314417473,0.1461098141941539,0.1546125020659782,0.15505592538017832,0.15623924695207278,0.16524256061452133,0.1671279834714261,0.1677971395729708,0.17169793176325965,0.1723729311913652,0.17252873592552181,0.1800135473941508,0.18367097123417378,0.18483949640237743,0.18662091648925794,0.18745349267515102,0.19477911596783165,0.19485634942757443,0.19636718182386395,0.1974233619866416],"n_dims_used":43,"mean_confidence":0.9152015863462936},"coverage":{"mean_confidence":0.9152015863462936,"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}}