{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007766","487:4870007312","487:4870008201","487:4870007034","487:4870006896","487:4870007181","487:4870007906","487:4870007035","487:4870007748","487:4870007761","487:4870006150","487:4870007178","490:4900001203","487:4870006728","487:4870006742","487:4870008179","487:4870009734","487:4870007758","496:4960010038","487:4870007760","487:4870007599","487:4870008051","487:4870008200","494:4940007284","496:4960008324"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,487,487,496,487,487,487,487,494,496],"twin_sims":[0.5872217110689321,0.5648669709746726,0.5360880379641223,0.4615247140796204,0.4503999517740867,0.44244872145067193,0.4399769566531375,0.426104858493831,0.42070218807290405,0.38891547917907865,0.37784715618845827,0.3720369503841583,0.3626391876833417,0.35911132374937915,0.3516593266167773,0.3480380976481658,0.3311222991975659,0.3132476199884279,0.307983006445008,0.30199200246496544,0.2854949985408212,0.28351679414315967,0.2830359605391099,0.28239751026383797,0.27998694846815947],"twin_dists":[0.13401043808016833,0.13880964608073332,0.14502472659479643,0.1615066065200969,0.1640350568616313,0.16585645337974775,0.16642521651626252,0.169641120308396,0.17090516213401968,0.17849057061403106,0.18119846384116248,0.18263531151250714,0.18498311982275564,0.18587238469878173,0.18776566837142364,0.18869322346020662,0.19309567281269122,0.19788382701138557,0.1993233368793328,0.20097880681956265,0.20563940713726309,0.20620894420807187,0.20634774074020137,0.20653225485426943,0.20723120012765645],"n_dims_used":43,"mean_confidence":0.9072451924168786},"coverage":{"mean_confidence":0.9072451924168786,"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}}