{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710002774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710002749","471:4710001513","471:4710001896","471:4710001653","484:4840002847","471:4710001183","471:4710002858","471:4710002798","471:4710000822","471:4710000922","471:4710001113","471:4710001514","471:4710001053","471:4710002828","471:4710001467","471:4710001368","484:4840005755","471:4710001668","471:4710001258","471:4710001147","471:4710001989","476:4760001037","484:4840008601","484:4840002938","484:4840002749"],"twin_admin_codes":[471,471,471,471,484,471,471,471,471,471,471,471,471,471,471,471,484,471,471,471,471,476,484,484,484],"twin_sims":[0.5166769487006602,0.3835264076172139,0.37092479849147064,0.3537814992116174,0.3488924822252038,0.34064814390450054,0.33033900802642174,0.30981710651607447,0.30751606063126075,0.29913039531991076,0.29882800253171615,0.2987411611953011,0.29808828501197226,0.2945507935669961,0.2924314882787966,0.2917035136492225,0.2741599843829978,0.2706607789167666,0.25816359865777877,0.2560141741853256,0.25568446010675816,0.25155343037181754,0.24642031716333745,0.2319372148444178,0.22699788697533724],"twin_dists":[0.14925256740376217,0.1798043493068381,0.18291159984143193,0.18722440413136862,0.1884739238178765,0.19060205337117841,0.19330244478541136,0.19882024850589108,0.1994516936839917,0.2017762817319416,0.2018608129464743,0.20188509793314868,0.20206780599311253,0.20306189180261344,0.2036608267693201,0.20386715254716634,0.20893599939620475,0.2099704562846144,0.2137342501437145,0.21439303892216924,0.21449440383391316,0.21577150992716845,0.21737719525999524,0.22202753512223036,0.22365688211102003],"n_dims_used":45,"mean_confidence":0.9205152723524306},"coverage":{"mean_confidence":0.9205152723524306,"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}}