{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011318","490:4900011453","490:4900011639","490:4900011097","490:4900010674","490:4900011524","490:4900011573","490:4900011645","490:4900011301","490:4900011777","490:4900011367","490:4900012120","490:4900011641","490:4900011522","490:4900011177","490:4900011385","490:4900011441","490:4900010999","490:4900011695","490:4900011455","490:4900011081","490:4900011003","490:4900010424","490:4900011980","490:4900012046"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.28290103220750396,0.28238497424285486,0.2631093106838019,0.2240611605762782,0.19788426173166382,0.18300460327678167,0.17596740972631086,0.1732195818067225,0.1578652916959542,0.14718681139212836,0.13924212608397085,0.13748387329237918,0.13412484039836386,0.13404284078353404,0.12316232199844104,0.11518375921930234,0.11130234511692692,0.11119878031161315,0.10480854531641931,0.10207956288210174,0.09684433878639637,0.09610078118021516,0.09516900489358374,0.09369366893380533,0.09103377234219152],"twin_dists":[0.20638671447574847,0.20653588032564435,0.2122314203872938,0.2246367810985704,0.23377934103427175,0.2393530052926751,0.2421005692900929,0.24319463177686523,0.24954923582856184,0.2542392307933979,0.2578943007194804,0.25872410372822935,0.26033173447674385,0.26037135524735194,0.265798988580107,0.27001568203436477,0.2721485685367633,0.27220625921132924,0.27584925129263166,0.277457791374637,0.28064012631130475,0.2811029897701135,0.2816870128719637,0.28262100902575665,0.28433465828694937],"n_dims_used":45,"mean_confidence":0.8887747870551215},"coverage":{"mean_confidence":0.8887747870551215,"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}}