{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730005994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007962","478:4780002109","473:4730005664","473:4730008970","471:4710001336","478:4780000498","487:4870009809","476:4760000541","500:5000006086","476:4760000654","476:4760000597","487:4870007816","487:4870007961","473:4730006111","471:4710001288","498:4980003380","486:4860001276","471:4710001383","487:4870012062","478:4780002006","473:4730008968","473:4730007964","474:4740002430","473:4730005876","498:4980003439"],"twin_admin_codes":[487,478,473,473,471,478,487,476,500,476,476,487,487,473,471,498,486,471,487,478,473,473,474,473,498],"twin_sims":[0.005537912815016404,0.002535960099291347,0.0011955558514790874,0.0008200324877171896,0.00046973438370064436,0.0003949212457449498,0.0003714503310967183,0.00035151175439950737,0.00030436889486808313,0.00029347715752036773,0.0002913655449133062,0.00023674236074928932,0.00023609781692819466,0.00021635009030445256,0.00018544113196407113,0.00017146587379560335,0.00016400231803686164,0.00015127290696140361,0.00014078307448885395,0.00013965200120306763,0.00013745431765165917,0.00011813639236460764,0.00010836620629164896,0.00010806372679472095,0.00009875657860078825],"twin_dists":[0.41867705962481466,0.4490421611504358,0.4764515638211083,0.4896170540282464,0.5084496828763785,0.5141725602062077,0.5161786430496009,0.5179783838909532,0.5226466339093437,0.5238213626160522,0.5240538370397975,0.5306938570185669,0.5307805006253823,0.5335490742826684,0.5384005753425511,0.540849708427766,0.5422358609489067,0.5447433616807928,0.5469640659283619,0.5472127688775248,0.5477014835848799,0.5523460021236104,0.5549758645127972,0.5550608117492726,0.5577909663128471],"n_dims_used":44,"mean_confidence":0.9103438637473367},"coverage":{"mean_confidence":0.9103438637473367,"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}}