{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003135","496:4960007719","496:4960003680","496:4960006424","496:4960006943","496:4960006804","472:4720006120","496:4960007080","496:4960007595","496:4960006674","496:4960007342","496:4960007337","496:4960001924","493:4930004384","496:4960005533","479:4790001272","496:4960005871","488:4880003999","496:4960003265","466:4660000508","496:4960005460","496:4960006810","496:4960001395","496:4960007072","469:4690002978"],"twin_admin_codes":[496,496,496,496,496,496,472,496,496,496,496,496,496,493,496,479,496,488,496,466,496,496,496,496,469],"twin_sims":[0.3802719618648953,0.3241571653128934,0.27547641087787184,0.2743585705190433,0.2658974103105823,0.26526970173142206,0.25881252970842455,0.24359277562339285,0.24003153683123069,0.23281775122501774,0.23159605067322359,0.22845306469504828,0.22817522340214372,0.22674950764411467,0.22663878417881486,0.22088174445760525,0.21233604624711955,0.20474762125022947,0.198630758165324,0.19422048067594644,0.18696438697918022,0.18677903423948164,0.183744409579218,0.18156974144554458,0.18130594794804844],"twin_dists":[0.18060200630665144,0.19494388127377735,0.2085489299927578,0.20887753616701787,0.21139200130129934,0.21158050619664026,0.21353603661876533,0.21827086700451814,0.21940602128049955,0.22173947943736091,0.22213933571551828,0.22317444582033114,0.22326640133773143,0.22373943202672536,0.2237762507564906,0.22570734761514452,0.22863702728125013,0.23130621935530793,0.2335075139500048,0.23512385262407606,0.23783966483263028,0.23790999711058528,0.23906852864162473,0.23990707276026693,0.2400092721802005],"n_dims_used":45,"mean_confidence":0.9213648478190104},"coverage":{"mean_confidence":0.9213648478190104,"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}}