{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004651","490:4900010617","490:4900011198","490:4900009670","490:4900011539","490:4900009669","490:4900010784","490:4900009984","490:4900011548","490:4900012139","490:4900011798","490:4900013208","490:4900011473","490:4900004796","490:4900008728","490:4900004653","490:4900010605","490:4900010701","490:4900010707","490:4900010873","490:4900008718","490:4900010704","490:4900008502","490:4900009055","490:4900010882"],"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":[0.18265530145265124,0.13360399481179364,0.1323947958274608,0.1014886605502871,0.0831872174943985,0.08213421121311064,0.07889160610530507,0.07153933867143913,0.06754173187001367,0.06384032189575949,0.06239003962487908,0.05900991998027283,0.05731642615006033,0.05423060444868489,0.05286980713588987,0.052270882754235665,0.05210228341608265,0.04870052076483923,0.0471227487922956,0.04593093323265936,0.04557729531267521,0.04085843141224507,0.040676312144567676,0.04054302461563134,0.03840773704923331],"twin_dists":[0.23948760383387077,0.26058370795973773,0.2611715517718169,0.2778104964828765,0.2896324287049605,0.2903733686934196,0.2927038139229671,0.298287956857789,0.3015219992286923,0.3046585460501584,0.30592814971849847,0.30898391829696836,0.310569414484439,0.3135606884598939,0.31492476308449874,0.3155343794326063,0.3157070346015302,0.31929401974186605,0.3210291057215393,0.3223722570464584,0.3227764127562573,0.32843828005203546,0.3286676234393544,0.32883602262453565,0.3315996731117752],"n_dims_used":45,"mean_confidence":0.9166653951009115},"coverage":{"mean_confidence":0.9166653951009115,"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}}