{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000761},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000271","472:4720002284","489:4890001303","470:4700007235","470:4700006860","472:4720002101","489:4890000694","489:4890000709","489:4890001302","489:4890000819","489:4890001444","470:4700007232","489:4890000703","470:4700007318","489:4890001518","479:4790002299","489:4890001522","470:4700007250","470:4700006843","489:4890000814","489:4890000314","479:4790003479","489:4890000437","489:4890001504","470:4700004643"],"twin_admin_codes":[489,472,489,470,470,472,489,489,489,489,489,470,489,470,489,479,489,470,470,489,489,479,489,489,470],"twin_sims":[0.5689947528951925,0.47692694869060476,0.42903358250956236,0.3822700539653476,0.3807515299359386,0.3422457643067545,0.3411369935353173,0.3262909945958355,0.3239738685406895,0.3034863710003567,0.2957336609901085,0.2876561073173269,0.28651734966513176,0.28428733781783994,0.2822292247460734,0.2741303163279369,0.2728169783494656,0.2711405893742156,0.2648118895610505,0.25937906863566496,0.25771594446602974,0.2566590911325087,0.2525093308898373,0.25111302316091955,0.2508379802367305],"twin_dists":[0.13792206646205965,0.15804097024557318,0.16895867994929867,0.1801118918347527,0.18048425954584355,0.19018753501234884,0.19047510632493087,0.19437535523569205,0.19499281469580698,0.20056410524885512,0.2027287102056692,0.20501991535771125,0.20534599611583332,0.2059868162928203,0.20658093186986062,0.20894473582309597,0.20933206103694,0.20982812628737865,0.2117181654777763,0.2133632453391419,0.21387116763796507,0.21419500892740923,0.21547481448108774,0.21590844680722,0.21599404432443983],"n_dims_used":45,"mean_confidence":0.9146884494357639},"coverage":{"mean_confidence":0.9146884494357639,"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}}