{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001092","480:4800001129","480:4800000445","480:4800000574","480:4800000536","480:4800000677","480:4800000625","480:4800000602","480:4800000654","480:4800000611","480:4800000723","487:4870002693","480:4800001093","480:4800000646","480:4800000651","480:4800000542","480:4800000480","480:4800000499","480:4800000440","492:4920006070","487:4870002686","480:4800000714","480:4800000678","480:4800000676","480:4800000317"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480,480,480,480,492,487,480,480,480,480],"twin_sims":[0.3559297240709484,0.15225244781791317,0.0887560669492223,0.08055432067759621,0.07571026997328455,0.07522147228909624,0.07436098194166599,0.06990536980223072,0.06398219461460408,0.06256348628747556,0.06054003933591033,0.06021082774679974,0.05939200895103711,0.058840047925787724,0.05543262940657481,0.05473158885667926,0.0510231372294254,0.050806694791604996,0.04987714532624723,0.04963728319167596,0.048215751180348855,0.04757202133438203,0.047504857786475514,0.047499570208109985,0.04660496257252017],"twin_dists":[0.18667820805571833,0.2519843060028631,0.2858338600734013,0.2914994333713187,0.2950662297524389,0.2954362589755784,0.29609240730403946,0.2995916348891293,0.30453562007721985,0.30577504638554254,0.30758327721080475,0.3078821524611263,0.308631387660691,0.3091412528192885,0.3123791580205859,0.3130656368458683,0.31682327245194486,0.31704951465423953,0.3180303687298681,0.3182859394587592,0.3198220638755829,0.3205301545496227,0.3206044936361366,0.3206103498521287,0.3216091057726655],"n_dims_used":43,"mean_confidence":0.9131629411564317},"coverage":{"mean_confidence":0.9131629411564317,"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}}