{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003598","489:4890002272","489:4890001844","489:4890002581","489:4890003597","489:4890003084","489:4890001670","489:4890003329","489:4890003177","489:4890003257","489:4890002751","489:4890003471","489:4890001667","489:4890001677","489:4890002263","489:4890002405","489:4890003516","489:4890003402","489:4890003331","489:4890002577","489:4890002106","489:4890002182","489:4890003006","489:4890003462","489:4890002580"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8989274811918896,0.8465471683948679,0.8252495602930574,0.8092786017805446,0.8019007848388636,0.7877109768757308,0.782993145447237,0.7822028220649158,0.7789486346312722,0.7704194905849943,0.7433605008327357,0.7321675163710708,0.726740320966403,0.7123541573292692,0.7111406722904169,0.6780543204438143,0.6729163573357363,0.6699394963111248,0.6663594450811346,0.6610870015236352,0.6545873071075399,0.6539086652070086,0.6517622224797482,0.6422150411571473,0.6371269868581837],"twin_dists":[0.05995446187256973,0.07496567750409196,0.08049482865097708,0.08449072451654237,0.0862996938113152,0.08972137866326521,0.09084371552369915,0.09103103003882912,0.09180025845237524,0.09380141477577814,0.10002429413735908,0.1025508465126448,0.10376736781376085,0.10696803370098587,0.10723654191597086,0.11448535514209969,0.1156005859375,0.11624570134249629,0.11702059542587222,0.11816006645822964,0.11956218883181778,0.11970843571507933,0.12017081776943649,0.12222453103186191,0.12331735310766025],"n_dims_used":45,"mean_confidence":0.9177853054470486},"coverage":{"mean_confidence":0.9177853054470486,"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}}