{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005856","490:4900000805","490:4900000893","487:4870002372","490:4900000335","490:4900000341","490:4900000412","487:4870006575","487:4870005563","490:4900000681","487:4870005406","487:4870003971","490:4900000216","490:4900000064","490:4900000794","487:4870002739","490:4900005013","466:4660013720","487:4870005990","487:4870003037","490:4900000206","487:4870006582","490:4900000806","496:4960009776","487:4870003108"],"twin_admin_codes":[487,490,490,487,490,490,490,487,487,490,487,487,490,490,490,487,490,466,487,487,490,487,490,496,487],"twin_sims":[0.4578236531589757,0.3621455987845354,0.34082510435643565,0.3144728911008318,0.3125191398101541,0.28790869053563967,0.27445950870028646,0.2289470032599439,0.2269416934736665,0.22422850917678666,0.22258265456113138,0.21426249936472294,0.20677163955398303,0.20608057510903252,0.19019520992832775,0.18597956200581178,0.17665190396508257,0.15137211542347365,0.14885806827897388,0.14384467529940353,0.1299946887169644,0.12586217024803462,0.12317722923479871,0.12155287301940512,0.11630422547913213],"twin_dists":[0.1623453123845395,0.18510727254730214,0.19055608809228813,0.1975507846859656,0.19808218752155565,0.20494769353664585,0.2088478301855676,0.22301115227619134,0.2236755530147894,0.2245807131848573,0.22513335104242269,0.22796974843403348,0.23058777499674424,0.23083253210636778,0.2366215011964723,0.23821392046123616,0.24182993119042162,0.25237217143714036,0.25348904886235757,0.25575852772636326,0.262350430338212,0.2644193438953373,0.26579130800694123,0.2666324136510777,0.2694102720680093],"n_dims_used":45,"mean_confidence":0.9107823689778646},"coverage":{"mean_confidence":0.9107823689778646,"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}}