{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002051","473:4730002594","473:4730002205","473:4730002048","473:4730001629","473:4730001630","473:4730001716","473:4730001631","473:4730002404","473:4730001525","473:4730002134","473:4730002593","473:4730001249","473:4730002133","473:4730001805","473:4730002202","473:4730002129","473:4730002408","473:4730002049","473:4730002128","473:4730001801","473:4730002275","473:4730001432","473:4730001800","473:4730001616"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9708925477209018,0.9665563894659156,0.9526104704135485,0.9440126075925797,0.9242748342993673,0.908548868393912,0.9047138889685911,0.9003179903507841,0.898877265647196,0.8935596254278169,0.891085796102378,0.8836949750597299,0.8811439275224879,0.8735952501398687,0.8560109935268873,0.8540768291299005,0.8432024205691936,0.8362772382000381,0.8357008552577911,0.8345380606748923,0.8316933434235159,0.8271985601865608,0.8237402466424264,0.810391569526761,0.8034174247715954],"twin_dists":[0.031567504732113366,0.033874910369451824,0.04046969018446052,0.044086891832978765,0.051540968654865155,0.056880459602019165,0.05812127235019044,0.059518023117230076,0.05997017616831846,0.06161643560791651,0.06237074405617289,0.06458388776630919,0.06533456050498698,0.06751927434504382,0.07242108390380146,0.0729460323613218,0.07585119946874523,0.07766344402175566,0.07781304124180485,0.07811427936907281,0.07884814441067721,0.07999899781146991,0.08087751258841391,0.08421591512441885,0.08592959118343546],"n_dims_used":44,"mean_confidence":0.9130129380659624},"coverage":{"mean_confidence":0.9130129380659624,"n_dims_used":44,"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}}