{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006137","487:4870006577","487:4870004411","466:4660000522","494:4940008119","466:4660000012","487:4870006899","487:4870004980","487:4870003973","494:4940007801","494:4940008231","496:4960007784","487:4870005274","496:4960008864","487:4870006882","494:4940007902","494:4940008611","487:4870005721","490:4900000590","490:4900002038","496:4960009167","490:4900001440","487:4870005121","496:4960005267","490:4900001591"],"twin_admin_codes":[487,487,487,466,494,466,487,487,487,494,494,496,487,496,487,494,494,487,490,490,496,490,487,496,490],"twin_sims":[0.6250112262272898,0.48393555738437,0.36812034200552596,0.36142124170927586,0.3555642583469888,0.35201187680836704,0.33208335129012984,0.31826180266954057,0.30313839741736776,0.2840255736990673,0.28328720854297273,0.27624810272937295,0.27244329994697497,0.27233059255220443,0.2717117298359104,0.25447466912481653,0.25376189524497134,0.246600144591025,0.23896026631184342,0.23787722718469018,0.2352679454017249,0.23472327504943083,0.2286077129885731,0.2282412998184195,0.22632975583802453],"twin_dists":[0.12591606728035365,0.15647623254252782,0.183610134205317,0.1852896262295939,0.18677100882776387,0.1876756322349793,0.1928423413441736,0.19652554514874485,0.20066056502258872,0.2060622354001865,0.2062751982208167,0.20832255554136128,0.20944247439609207,0.20947579512656353,0.2096589067381468,0.21486704439977403,0.21508711989023285,0.2173205828986073,0.21974962749221788,0.22009802889777558,0.22094167628515998,0.22111855290266993,0.22312329481312107,0.22324452570026973,0.22387907470230342],"n_dims_used":43,"mean_confidence":0.9027560921602471},"coverage":{"mean_confidence":0.9027560921602471,"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}}