{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001522","489:4890001444","489:4890000271","489:4890000819","489:4890000709","489:4890000273","489:4890001302","489:4890000314","489:4890000761","489:4890001504","489:4890000703","481:4810005581","489:4890000652","499:4990002016","489:4890000944","472:4720002355","489:4890001448","489:4890001304","489:4890001518","470:4700008918","499:4990001831","466:4660007987","481:4810005948","481:4810006134","489:4890000694"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,481,489,499,489,472,489,489,489,470,499,466,481,481,489],"twin_sims":[0.5427446076232685,0.5267270675490281,0.4893393952286108,0.4821317324406668,0.47960574027687036,0.4585312886420774,0.4472448877413069,0.43041776994306036,0.42903358250956236,0.41082830409250476,0.3994636875245906,0.3862065539539592,0.3790500437344926,0.37733607617659665,0.37707731849067355,0.3731022091777258,0.3681197728906334,0.3643347144945913,0.3629820617828225,0.3381333093993197,0.33623742080746316,0.33543769554527436,0.3339537518083059,0.3285643853583177,0.3249824595725303],"twin_dists":[0.1435822700419421,0.14705930417872867,0.15527460109826513,0.1568782632894893,0.15744204593098332,0.16218476668022627,0.16475631826858145,0.16863680659184016,0.16895867994929867,0.1732332788561582,0.17594349579055057,0.17914988075031993,0.18090234456119256,0.1813244169481466,0.18138821815354866,0.182371055255111,0.18361027622918794,0.18455729362954648,0.18489692692142218,0.1912566690435307,0.1917519075778737,0.1919612622894251,0.19235045262549474,0.19377190481461878,0.19472374870999226],"n_dims_used":44,"mean_confidence":0.9127818887883966},"coverage":{"mean_confidence":0.9127818887883966,"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}}