{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000051","487:4870001982","665:6650002578","487:4870000211","487:4870004475","487:4870001615","487:4870008441","665:6650002734","487:4870000365","487:4870002947","487:4870004345","487:4870001326","487:4870004355","487:4870009690","487:4870001239","665:6650002877","665:6650002953","487:4870002232","487:4870001523","487:4870003066","487:4870000210","487:4870001418","487:4870004484","497:4970003260","487:4870011259"],"twin_admin_codes":[487,487,665,487,487,487,487,665,487,487,487,487,487,487,487,665,665,487,487,487,487,487,487,497,487],"twin_sims":[0.2915650328879115,0.20670833181814297,0.1968879612925792,0.1960678875715662,0.19372263613767518,0.19176035479246142,0.1696317331586582,0.1503719155027501,0.14562675666076325,0.1450146381703668,0.1400853862136233,0.13695606328004561,0.13361659509268092,0.13236821896964857,0.13020291900573622,0.12365540584960849,0.12089286672585864,0.12086358024942097,0.11587850495748211,0.11275539831186719,0.11048130230547651,0.10764549792374495,0.1037055886207133,0.10215816263121576,0.10186250477590247],"twin_dists":[0.2039064359846765,0.23061017368699668,0.2341432379193993,0.2344437260000604,0.2353079031182444,0.23603657006695336,0.2446419946515609,0.25281486703450656,0.2549451992810973,0.25522372951906913,0.2574990997483896,0.2589747500465086,0.26057760351981707,0.2611845172146723,0.2622475051188459,0.2655453141680886,0.26697662017913626,0.2669919268614495,0.26963976734893935,0.27134348280235737,0.2726070736803075,0.27421126559224374,0.27649538820725145,0.2774109960349649,0.2775871659322252],"n_dims_used":43,"mean_confidence":0.8902280940565952},"coverage":{"mean_confidence":0.8902280940565952,"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}}